Revert "fix: prevent browser tab fallback in editor (#2123)" (#2216)

This reverts commit 1d2486455f.

.env.example

@@ -48,6 +48,13 @@ GOTENBERG_URL=
 
 DISABLE_TELEMETRY=false
 
+# Allow other sites to embed Docmost in an iframe.
+IFRAME_EMBED_ALLOWED=false
+
+# Only used when IFRAME_EMBED_ALLOWED=true. When empty, any origin is allowed.
+# Example: https://intranet.example.com,https://portal.example.com
+IFRAME_ALLOWED_ORIGINS=
+
 # Enable debug logging in production (default: false)
 DEBUG_MODE=false
 

apps/client/public/locales/en-US/translation.json

@@ -936,6 +936,35 @@
   "Page actions": "Page actions",
   "Pick emoji": "Pick emoji",
   "Template menu": "Template menu",
+  "Use": "Use",
+  "Use template": "Use template",
+  "Preview template: {{title}}": "Preview template: {{title}}",
+  "Use a template": "Use a template",
+  "Search templates...": "Search templates...",
+  "Search spaces...": "Search spaces...",
+  "No templates found": "No templates found",
+  "No spaces found": "No spaces found",
+  "Browse all templates": "Browse all templates",
+  "This space": "This space",
+  "All templates": "All templates",
+  "Global": "Global",
+  "New template": "New template",
+  "Edit template": "Edit template",
+  "Are you sure you want to delete this template?": "Are you sure you want to delete this template?",
+  "Template scope updated": "Template scope updated",
+  "Choose which space this template belongs to": "Choose which space this template belongs to",
+  "Scope": "Scope",
+  "Select scope": "Select scope",
+  "Title": "Title",
+  "Saving...": "Saving...",
+  "Saved": "Saved",
+  "Save failed. Retry": "Save failed. Retry",
+  "By {{name}}": "By {{name}}",
+  "Updated {{time}}": "Updated {{time}}",
+  "Choose destination": "Choose destination",
+  "Search pages and spaces...": "Search pages and spaces...",
+  "No results found": "No results found",
+  "You don't have permission to create pages here": "You don't have permission to create pages here",
   "Chat menu": "Chat menu",
   "API key menu": "API key menu",
   "Jump to comment selection": "Jump to comment selection",

apps/client/src/components/layouts/global/global-sidebar.module.css

@@ -38,6 +38,16 @@
             color: light-dark(var(--mantine-color-black), var(--mantine-color-white));
         }
     }
+
+    &[data-disabled] {
+        cursor: not-allowed;
+        opacity: 0.5;
+
+        @mixin hover {
+            background-color: transparent;
+            color: light-dark(var(--mantine-color-gray-7), var(--mantine-color-dark-1));
+        }
+    }
 }
 
 .linkIcon {

apps/client/src/components/layouts/global/global-sidebar.tsx

@@ -1,5 +1,5 @@
 import { useEffect, useState } from "react";
-import { ScrollArea, Text, Divider, Modal, UnstyledButton } from "@mantine/core";
+import { ScrollArea, Text, Divider, Modal, UnstyledButton, Tooltip } from "@mantine/core";
 import {
   IconHome,
   IconClock,
@@ -7,6 +7,7 @@ import {
   IconLayoutGrid,
   IconSettings,
   IconUserPlus,
+  IconTemplate,
 } from "@tabler/icons-react";
 import { Link, useLocation } from "react-router-dom";
 import classes from "./global-sidebar.module.css";
@@ -20,12 +21,9 @@ import { useDisclosure } from "@mantine/hooks";
 import { WorkspaceInviteForm } from "@/features/workspace/components/members/components/workspace-invite-form";
 import { CustomAvatar } from "@/components/ui/custom-avatar";
 import { AvatarIconType } from "@/features/attachments/types/attachment.types";
-
+import { useHasFeature } from "@/ee/hooks/use-feature";
-const mainNavItems = [
+import { Feature } from "@/ee/features";
-  { label: "Home", icon: IconHome, path: "/home" },
+import { useUpgradeLabel } from "@/ee/hooks/use-upgrade-label";
-  { label: "Favorites", icon: IconStar, path: "/favorites" },
-  { label: "Spaces", icon: IconLayoutGrid, path: "/spaces" },
-];
 
 export default function GlobalSidebar() {
   const { t } = useTranslation();
@@ -33,6 +31,19 @@ export default function GlobalSidebar() {
   const [active, setActive] = useState(location.pathname);
   const [mobileSidebarOpened] = useAtom(mobileSidebarAtom);
   const toggleMobileSidebar = useToggleSidebar(mobileSidebarAtom);
+  const hasTemplates = useHasFeature(Feature.TEMPLATES);
+  const upgradeLabel = useUpgradeLabel();
+  const mainNavItems = [
+    { label: "Home", icon: IconHome, path: "/home" },
+    { label: "Favorites", icon: IconStar, path: "/favorites" },
+    { label: "Spaces", icon: IconLayoutGrid, path: "/spaces" },
+    {
+      label: "Templates",
+      icon: IconTemplate,
+      path: "/templates",
+      disabled: !hasTemplates,
+    },
+  ];
   const { data: favoriteSpacesData, isPending: isFavoritesPending } = useFavoritesQuery("space");
   const favoriteSpaces = favoriteSpacesData?.pages.flatMap((p) => p.items) ?? [];
   const sortedFavoriteSpaces = [...favoriteSpaces]
@@ -58,18 +69,37 @@ export default function GlobalSidebar() {
     <div className={classes.navbar}>
       <ScrollArea w="100%" style={{ flex: 1 }}>
         <div className={classes.section}>
-          {mainNavItems.map((item) => (
+          {mainNavItems.map((item) =>
-            <Link
+            item.disabled ? (
-              key={item.label}
+              <Tooltip
-              className={classes.link}
+                key={item.label}
-              data-active={active === item.path || undefined}
+                label={upgradeLabel}
-              to={item.path}
+                position="right"
-              onClick={handleNavClick}
+                withArrow
-            >
+              >
-              <item.icon className={classes.linkIcon} stroke={2} />
+                <UnstyledButton
-              <span>{t(item.label)}</span>
+                  className={classes.link}
-            </Link>
+                  data-disabled
-          ))}
+                  aria-disabled="true"
+                  tabIndex={-1}
+                >
+                  <item.icon className={classes.linkIcon} stroke={2} />
+                  <span>{t(item.label)}</span>
+                </UnstyledButton>
+              </Tooltip>
+            ) : (
+              <Link
+                key={item.label}
+                className={classes.link}
+                data-active={active === item.path || undefined}
+                to={item.path}
+                onClick={handleNavClick}
+              >
+                <item.icon className={classes.linkIcon} stroke={2} />
+                <span>{t(item.label)}</span>
+              </Link>
+            ),
+          )}
         </div>
 
         <Divider my="xs" />

apps/client/src/components/ui/destination-picker/destination-picker-modal.tsx

@@ -16,6 +16,8 @@ export function DestinationPickerModal({
   loading,
   excludePageId,
   pageLimit,
+  initialSpaceId,
+  searchSpacesOnly,
 }: DestinationPickerModalProps) {
   const { t } = useTranslation();
   const [selection, setSelection] = useState<DestinationSelection | null>(null);
@@ -46,6 +48,8 @@ export function DestinationPickerModal({
             onSelectionChange={setSelection}
             excludePageId={excludePageId}
             pageLimit={pageLimit}
+            initialSpaceId={initialSpaceId}
+            searchSpacesOnly={searchSpacesOnly}
           />
 
           <Group justify="flex-end" mt="md">

apps/client/src/components/ui/destination-picker/destination-picker.module.css

@@ -13,6 +13,7 @@
     display: flex;
     align-items: center;
     gap: 8px;
+    color: light-dark(var(--mantine-color-gray-7), var(--mantine-color-dark-0));
     transition: background-color 150ms ease;
     user-select: none;
 
@@ -22,6 +23,11 @@
                 var(--mantine-color-dark-6)
         );
     }
+
+    &:focus-visible {
+        outline: 2px solid var(--mantine-primary-color-filled);
+        outline-offset: -2px;
+    }
 }
 
 .selected {
@@ -57,7 +63,7 @@
     border-radius: var(--mantine-radius-sm);
     flex-shrink: 0;
     transition: transform 150ms ease;
-    color: light-dark(var(--mantine-color-gray-5), var(--mantine-color-dark-3));
+    color: light-dark(var(--mantine-color-gray-6), var(--mantine-color-dark-2));
 
     @mixin hover {
         background-color: light-dark(
@@ -111,7 +117,7 @@
 }
 
 .spaceName {
-    color: light-dark(var(--mantine-color-gray-5), var(--mantine-color-dark-3));
+    color: light-dark(var(--mantine-color-gray-6), var(--mantine-color-dark-2));
     font-size: var(--mantine-font-size-xs);
     flex-shrink: 0;
 }

apps/client/src/components/ui/destination-picker/destination-picker.tsx

@@ -1,7 +1,7 @@
-import { useState, useCallback } from "react";
+import { useState, useCallback, useEffect, useMemo, useRef } from "react";
-import { TextInput, ScrollArea, Loader } from "@mantine/core";
+import { ActionIcon, TextInput, ScrollArea, Loader } from "@mantine/core";
 import { useDebouncedValue } from "@mantine/hooks";
-import { IconSearch, IconFile } from "@tabler/icons-react";
+import { IconSearch, IconFileDescription } from "@tabler/icons-react";
 import { useTranslation } from "react-i18next";
 import { useGetSpacesQuery } from "@/features/space/queries/space-query";
 import { useSearchSuggestionsQuery } from "@/features/search/queries/search-query";
@@ -15,23 +15,29 @@ type DestinationPickerProps = {
   onSelectionChange: (selection: DestinationSelection | null) => void;
   excludePageId?: string;
   pageLimit?: number;
+  initialSpaceId?: string;
+  searchSpacesOnly?: boolean;
 };
 
 export function DestinationPicker({
   onSelectionChange,
   excludePageId,
   pageLimit = 15,
+  initialSpaceId,
+  searchSpacesOnly,
 }: DestinationPickerProps) {
   const { t } = useTranslation();
   const [searchQuery, setSearchQuery] = useState("");
   const [selection, setSelection] = useState<DestinationSelection | null>(null);
   const [debouncedQuery] = useDebouncedValue(searchQuery, 300);
+  const viewportRef = useRef<HTMLDivElement>(null);
 
   const { data: spacesData, isLoading: spacesLoading } = useGetSpacesQuery({
     limit: 100,
   });
 
-  const searchEnabled = debouncedQuery && debouncedQuery.length >= 2;
+  const searchEnabled =
+    !searchSpacesOnly && debouncedQuery && debouncedQuery.length >= 2;
 
   const { data: searchData, isLoading: searchLoading } =
     useSearchSuggestionsQuery({
@@ -42,6 +48,18 @@ export function DestinationPicker({
 
   const isSearching = !!searchEnabled;
 
+  const filteredSpaces = useMemo(() => {
+    const items = spacesData?.items ?? [];
+    if (!searchSpacesOnly || !debouncedQuery) return items;
+    const fold = (s: string) =>
+      s
+        .normalize("NFD")
+        .replace(/[̀-ͯ]/g, "")
+        .toLocaleLowerCase();
+    const term = fold(debouncedQuery);
+    return items.filter((s) => fold(s.name).includes(term));
+  }, [spacesData, searchSpacesOnly, debouncedQuery]);
+
   const selectedId =
     selection?.type === "space" ? selection.spaceId : selection?.pageId ?? null;
 
@@ -87,18 +105,48 @@ export function DestinationPicker({
     [updateSelection],
   );
 
+  // Pre-select space when initialSpaceId is set and spaces have loaded.
+  // Only runs once: skip if user has already made a selection.
+  useEffect(() => {
+    if (!initialSpaceId || selection) return;
+    const match = spacesData?.items?.find((s) => s.id === initialSpaceId);
+    if (match) {
+      updateSelection({ type: "space", spaceId: match.id, space: match });
+      requestAnimationFrame(() => {
+        const el = viewportRef.current?.querySelector<HTMLElement>(
+          `[data-space-id="${match.id}"]`,
+        );
+        el?.scrollIntoView({ block: "nearest" });
+      });
+    }
+  }, [initialSpaceId, selection, spacesData, updateSelection]);
+
   return (
     <>
       <TextInput
         leftSection={<IconSearch size={16} />}
-        placeholder={t("Search pages and spaces...")}
+        placeholder={
+          searchSpacesOnly
+            ? t("Search spaces...")
+            : t("Search pages and spaces...")
+        }
+        aria-label={
+          searchSpacesOnly
+            ? t("Search spaces...")
+            : t("Search pages and spaces...")
+        }
         variant="filled"
         value={searchQuery}
         onChange={(e) => setSearchQuery(e.currentTarget.value)}
         className={classes.searchInput}
       />
 
-      <ScrollArea h="50vh" offsetScrollbars className={classes.scrollArea}>
+      <ScrollArea
+        h="50vh"
+        offsetScrollbars
+        className={classes.scrollArea}
+        viewportRef={viewportRef}
+      >
         {isSearching ? (
           searchLoading ? (
             <div className={classes.emptyState}>
@@ -111,16 +159,28 @@ export function DestinationPicker({
                   <div
                     key={page.id}
                     className={classes.searchResult}
+                    role="button"
+                    tabIndex={0}
                     onClick={() => handleSearchResultClick(page)}
+                    onKeyDown={(e) => {
+                      if (e.key === "Enter" || e.key === " ") {
+                        e.preventDefault();
+                        handleSearchResultClick(page);
+                      }
+                    }}
                   >
                     <div className={classes.iconWrapper}>
                       {page.icon ? (
                         page.icon
                       ) : (
-                        <IconFile
+                        <ActionIcon
-                          size={16}
+                          component="div"
-                          color="var(--mantine-color-gray-5)"
+                          variant="transparent"
-                        />
+                          c="gray"
+                          size={22}
+                        >
+                          <IconFileDescription size={18} />
+                        </ActionIcon>
                       )}
                     </div>
                     <div className={classes.pageTitle}>
@@ -141,8 +201,14 @@ export function DestinationPicker({
           <div className={classes.emptyState}>
             <Loader size="xs" />
           </div>
+        ) : filteredSpaces.length === 0 ? (
+          <div className={classes.emptyState}>
+            {searchSpacesOnly && debouncedQuery
+              ? t("No spaces found")
+              : t("No results found")}
+          </div>
         ) : (
-          spacesData?.items?.map((space) => (
+          filteredSpaces.map((space) => (
             <SpaceRow
               key={space.id}
               space={space}

apps/client/src/components/ui/destination-picker/destination-picker.types.ts

@@ -20,4 +20,6 @@ export type DestinationPickerModalProps = {
   loading?: boolean;
   excludePageId?: string;
   pageLimit?: number;
+  initialSpaceId?: string;
+  searchSpacesOnly?: boolean;
 };

apps/client/src/components/ui/destination-picker/page-row.tsx

@@ -1,5 +1,6 @@
-import { useState } from "react";
+import { KeyboardEvent, useState } from "react";
-import { IconChevronRight, IconFile } from "@tabler/icons-react";
+import { ActionIcon } from "@mantine/core";
+import { IconChevronRight, IconFileDescription } from "@tabler/icons-react";
 import { useTranslation } from "react-i18next";
 import { IPage } from "@/features/page/types/page.types";
 import { PageChildren } from "./page-children";
@@ -36,23 +37,44 @@ export function PageRow({
     .filter(Boolean)
     .join(" ");
 
+  const handleSelect = () => {
+    if (!isExcluded) onSelect(page);
+  };
+
+  const handleRowKeyDown = (e: KeyboardEvent<HTMLDivElement>) => {
+    if (e.target !== e.currentTarget) return;
+    if (e.key === "Enter" || e.key === " ") {
+      e.preventDefault();
+      handleSelect();
+    }
+  };
+
   return (
     <>
       <div
         className={rowClasses}
         style={{ paddingLeft: depth * 20 + 12 }}
-        onClick={() => !isExcluded && onSelect(page)}
+        role="button"
+        tabIndex={isExcluded ? -1 : 0}
+        aria-disabled={isExcluded || undefined}
+        onClick={handleSelect}
+        onKeyDown={handleRowKeyDown}
       >
         {page.hasChildren ? (
-          <div
+          <ActionIcon
             className={`${classes.chevron} ${expanded ? classes.chevronExpanded : ""}`}
+            variant="subtle"
+            color="gray"
+            size="sm"
+            aria-label={expanded ? t("Collapse") : t("Expand")}
+            aria-expanded={expanded}
             onClick={(e) => {
               e.stopPropagation();
               setExpanded(!expanded);
             }}
           >
             <IconChevronRight size={14} />
-          </div>
+          </ActionIcon>
         ) : (
           <div style={{ width: 20, flexShrink: 0 }} />
         )}
@@ -61,10 +83,14 @@ export function PageRow({
           {page.icon ? (
             page.icon
           ) : (
-            <IconFile
+            <ActionIcon
-              size={16}
+              component="div"
-              color="var(--mantine-color-gray-5)"
+              variant="transparent"
-            />
+              c="gray"
+              size={22}
+            >
+              <IconFileDescription size={18} />
+            </ActionIcon>
           )}
         </div>
 

apps/client/src/components/ui/destination-picker/space-row.tsx

@@ -1,5 +1,5 @@
-import { useState } from "react";
+import { KeyboardEvent, useState } from "react";
-import { Tooltip } from "@mantine/core";
+import { ActionIcon, Tooltip } from "@mantine/core";
 import { IconChevronRight, IconLock } from "@tabler/icons-react";
 import { useTranslation } from "react-i18next";
 import { ISpace } from "@/features/space/types/space.types";
@@ -42,21 +42,43 @@ export function SpaceRow({
     .filter(Boolean)
     .join(" ");
 
+  const handleSelect = () => {
+    if (writable) onSelectSpace(space);
+  };
+
+  const handleRowKeyDown = (e: KeyboardEvent<HTMLDivElement>) => {
+    if (e.target !== e.currentTarget) return;
+    if (e.key === "Enter" || e.key === " ") {
+      e.preventDefault();
+      handleSelect();
+    }
+  };
+
   const rowContent = (
     <div
       className={rowClasses}
-      onClick={() => writable && onSelectSpace(space)}
+      data-space-id={space.id}
+      role="button"
+      tabIndex={writable ? 0 : -1}
+      aria-disabled={!writable || undefined}
+      onClick={handleSelect}
+      onKeyDown={handleRowKeyDown}
     >
       {writable ? (
-        <div
+        <ActionIcon
           className={`${classes.chevron} ${expanded ? classes.chevronExpanded : ""}`}
+          variant="subtle"
+          color="gray"
+          size="sm"
+          aria-label={expanded ? t("Collapse") : t("Expand")}
+          aria-expanded={expanded}
           onClick={(e) => {
             e.stopPropagation();
             setExpanded(!expanded);
           }}
         >
           <IconChevronRight size={14} />
-        </div>
+        </ActionIcon>
       ) : (
         <div style={{ width: 20, flexShrink: 0 }} />
       )}

apps/client/src/ee/security/components/allow-member-templates.tsx

@@ -34,7 +34,7 @@ function AllowMemberTemplatesToggle() {
   const [checked, setChecked] = useState(
     workspace?.settings?.templates?.allowMemberTemplates === true,
   );
-  const hasSecuritySettings = useHasFeature(Feature.SECURITY_SETTINGS);
+  const hasTemplates = useHasFeature(Feature.TEMPLATES);
   const upgradeLabel = useUpgradeLabel();
 
   const handleChange = async (event: React.ChangeEvent<HTMLInputElement>) => {
@@ -54,15 +54,11 @@ function AllowMemberTemplatesToggle() {
   };
 
   return (
-    <Tooltip
+    <Tooltip label={upgradeLabel} disabled={hasTemplates} refProp="rootRef">
-      label={upgradeLabel}
-      disabled={hasSecuritySettings}
-      refProp="rootRef"
-    >
       <Switch
         checked={checked}
         onChange={handleChange}
-        disabled={!hasSecuritySettings}
+        disabled={!hasTemplates}
         aria-label={t("Toggle allow members to create templates")}
       />
     </Tooltip>

apps/client/src/ee/security/pages/security.tsx

@@ -137,7 +137,6 @@ export default function Security() {
                     { max: SCIM_TOKEN_LIMIT },
                   )}
                   disabled={(scimData?.items.length ?? 0) < SCIM_TOKEN_LIMIT}
-                  refProp="rootRef"
                 >
                   <Button
                     onClick={() => setCreateOpen(true)}

apps/client/src/ee/template/components/template-card.module.css

@@ -8,6 +8,11 @@
     @mixin hover {
         transform: scale(1.02);
     }
+
+    &:focus-visible {
+        outline: 2px solid var(--mantine-primary-color-filled);
+        outline-offset: 2px;
+    }
 }
 
 .cardBody {
@@ -50,18 +55,27 @@
 .footer {
     display: flex;
     align-items: center;
-    justify-content: space-between;
+    gap: 6px;
-    gap: var(--mantine-spacing-xs);
     padding-top: var(--mantine-spacing-sm);
     margin-top: var(--mantine-spacing-lg);
     border-top: 1px solid light-dark(var(--mantine-color-gray-2), var(--mantine-color-dark-5));
 }
 
+.scopeDot {
+    display: inline-block;
+    width: 6px;
+    height: 6px;
+    border-radius: 50%;
+    flex-shrink: 0;
+    background-color: light-dark(var(--mantine-color-gray-5), var(--mantine-color-dark-3));
+}
+
 .menuTarget {
     opacity: 0;
     transition: opacity 100ms ease;
 
-    .card:hover & {
+    .card:hover &,
+    .card:focus-within & {
         opacity: 1;
     }
 }

apps/client/src/ee/template/components/template-card.tsx

@@ -1,4 +1,4 @@
-import { Card, Text, ActionIcon, Menu, Group } from "@mantine/core";
+import { Button, Card, Text, ActionIcon, Menu, Group } from "@mantine/core";
 import {
   IconDots,
   IconEdit,
@@ -12,6 +12,7 @@ import classes from "./template-card.module.css";
 type TemplateCardProps = {
   template: ITemplate;
   spaceName?: string;
+  onPreview: (template: ITemplate) => void;
   onUse: (template: ITemplate) => void;
   onEdit?: (template: ITemplate) => void;
   onDelete?: (template: ITemplate) => void;
@@ -21,6 +22,7 @@ type TemplateCardProps = {
 export default function TemplateCard({
   template,
   spaceName,
+  onPreview,
   onUse,
   onEdit,
   onDelete,
@@ -34,7 +36,17 @@ export default function TemplateCard({
       padding="lg"
       className={classes.card}
       style={{ cursor: "pointer" }}
-      onClick={() => onUse(template)}
+      role="button"
+      tabIndex={0}
+      aria-label={t("Preview template: {{title}}", { title: template.title })}
+      onClick={() => onPreview(template)}
+      onKeyDown={(e) => {
+        if (e.target !== e.currentTarget) return;
+        if (e.key === "Enter" || e.key === " ") {
+          e.preventDefault();
+          onPreview(template);
+        }
+      }}
     >
       <div className={classes.cardBody}>
         <Group justify="space-between" align="flex-start" wrap="nowrap" mb="md">
@@ -47,6 +59,17 @@ export default function TemplateCard({
           )}
 
           <Group gap={6} wrap="nowrap">
+            <Button
+              size="compact-xs"
+              variant="filled"
+              className={classes.menuTarget}
+              onClick={(e) => {
+                e.stopPropagation();
+                onUse(template);
+              }}
+            >
+              {t("Use")}
+            </Button>
             {canManage && (
               <Menu width={150} shadow="md" withArrow>
                 <Menu.Target>
@@ -91,6 +114,7 @@ export default function TemplateCard({
         <div className={classes.title}>{template.title}</div>
 
         <div className={classes.footer}>
+          <span className={classes.scopeDot} aria-hidden="true" />
           <Text size="sm" fw={500} c="dimmed">
             {template.spaceId ? (spaceName || t("Space")) : t("Global")}
           </Text>

apps/client/src/ee/template/components/template-picker-modal.module.css

@@ -0,0 +1,70 @@
+.row {
+    position: relative;
+    display: flex;
+    align-items: center;
+    gap: var(--mantine-spacing-sm);
+    padding: var(--mantine-spacing-xs) var(--mantine-spacing-sm);
+    border-radius: var(--mantine-radius-sm);
+    width: 100%;
+
+    @mixin hover {
+        background-color: light-dark(
+                var(--mantine-color-gray-1),
+                var(--mantine-color-dark-6)
+        );
+    }
+}
+
+.icon {
+    width: 22px;
+    height: 22px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    flex-shrink: 0;
+    font-size: 16px;
+    line-height: 1;
+}
+
+.title {
+    flex: 1;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+    font-size: var(--mantine-font-size-sm);
+    text-align: left;
+}
+
+.scope {
+    color: light-dark(var(--mantine-color-gray-6), var(--mantine-color-dark-2));
+    font-size: var(--mantine-font-size-xs);
+    flex-shrink: 0;
+    transition: opacity 100ms ease;
+
+    .row:hover &,
+    .row:focus-within & {
+        opacity: 0;
+    }
+}
+
+.useButton {
+    position: absolute;
+    top: 50%;
+    right: var(--mantine-spacing-sm);
+    transform: translateY(-50%);
+    opacity: 0;
+    transition: opacity 100ms ease;
+
+    .row:hover &,
+    .row:focus-within &,
+    &:focus-visible {
+        opacity: 1;
+    }
+}
+
+.empty {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    padding: var(--mantine-spacing-xl);
+}

apps/client/src/ee/template/components/template-picker-modal.tsx

@@ -0,0 +1,259 @@
+import { useMemo, useState } from "react";
+import {
+  Button,
+  Modal,
+  TextInput,
+  ScrollArea,
+  Loader,
+  Text,
+  UnstyledButton,
+  Group,
+  SegmentedControl,
+} from "@mantine/core";
+import { useDebouncedValue } from "@mantine/hooks";
+import {
+  IconArrowRight,
+  IconSearch,
+  IconFileText,
+} from "@tabler/icons-react";
+import { Link, useNavigate } from "react-router-dom";
+import { useTranslation } from "react-i18next";
+import {
+  useGetTemplatesQuery,
+  useUseTemplateMutation,
+} from "@/ee/template/queries/template-query";
+import { useGetSpacesQuery } from "@/features/space/queries/space-query";
+import { ITemplate } from "@/ee/template/types/template.types";
+import UseTemplateModal from "@/ee/template/components/use-template-modal";
+import TemplatePreviewModal from "@/ee/template/components/template-preview-modal";
+import { buildPageUrl } from "@/features/page/page.utils";
+import classes from "./template-picker-modal.module.css";
+
+type TemplatePickerModalProps = {
+  opened: boolean;
+  onClose: () => void;
+  /** Pre-select this space in the destination picker after a template is chosen. */
+  initialSpaceId?: string;
+};
+
+type ScopeFilter = "current" | "all";
+
+export default function TemplatePickerModal({
+  opened,
+  onClose,
+  initialSpaceId,
+}: TemplatePickerModalProps) {
+  const { t } = useTranslation();
+  const navigate = useNavigate();
+  const useTemplateMutation = useUseTemplateMutation();
+  const [query, setQuery] = useState("");
+  const [debouncedQuery] = useDebouncedValue(query, 200);
+  const [scope, setScope] = useState<ScopeFilter>(
+    initialSpaceId ? "current" : "all",
+  );
+  // Two-stage selection: previewing first, then destination-picker.
+  // `previewTemplate` is set when the user clicks a row in the picker.
+  // `destinationTemplate` is set when they click "Use template" in the preview.
+  const [previewTemplate, setPreviewTemplate] = useState<ITemplate | null>(
+    null,
+  );
+  const [destinationTemplate, setDestinationTemplate] =
+    useState<ITemplate | null>(null);
+
+  const { data, isPending } = useGetTemplatesQuery({
+    spaceId: scope === "current" ? initialSpaceId : undefined,
+  });
+  const { data: spacesData } = useGetSpacesQuery({ limit: 100 });
+
+  const spaceNamesById = useMemo(() => {
+    const map = new Map<string, string>();
+    spacesData?.items?.forEach((s) => map.set(s.id, s.name));
+    return map;
+  }, [spacesData]);
+
+  const filtered = useMemo(() => {
+    const all = data?.pages.flatMap((p) => p.items) ?? [];
+    const term = debouncedQuery.trim().toLowerCase();
+    if (!term) return all;
+    return all.filter((tpl) => tpl.title.toLowerCase().includes(term));
+  }, [data, debouncedQuery]);
+
+  const createInInitialSpace = async (tpl: ITemplate) => {
+    if (!initialSpaceId) return;
+    try {
+      const page = await useTemplateMutation.mutateAsync({
+        templateId: tpl.id,
+        spaceId: initialSpaceId,
+      });
+      setPreviewTemplate(null);
+      onClose();
+      const space = spacesData?.items?.find((s) => s.id === initialSpaceId);
+      if (page?.slugId && space?.slug) {
+        navigate(buildPageUrl(space.slug, page.slugId, page.title));
+      }
+    } catch {
+      // error notification handled by mutation's onError
+    }
+  };
+
+  const handlePick = (tpl: ITemplate) => {
+    setPreviewTemplate(tpl);
+  };
+
+  const handleQuickUse = (tpl: ITemplate) => {
+    if (initialSpaceId) {
+      createInInitialSpace(tpl);
+      return;
+    }
+    setDestinationTemplate(tpl);
+  };
+
+  const handlePreviewClose = () => {
+    // Closing preview returns to the picker list (no full unmount).
+    setPreviewTemplate(null);
+  };
+
+  const handlePreviewUse = () => {
+    if (initialSpaceId && previewTemplate) {
+      createInInitialSpace(previewTemplate);
+      return;
+    }
+    // Move from preview into destination-picker stage.
+    setDestinationTemplate(previewTemplate);
+    setPreviewTemplate(null);
+  };
+
+  const handleDestinationClose = () => {
+    setDestinationTemplate(null);
+    onClose();
+  };
+
+  const handleClose = () => {
+    setQuery("");
+    setScope(initialSpaceId ? "current" : "all");
+    setPreviewTemplate(null);
+    setDestinationTemplate(null);
+    onClose();
+  };
+
+  return (
+    <>
+      <Modal
+        opened={opened && !previewTemplate && !destinationTemplate}
+        onClose={handleClose}
+        size={550}
+        padding="lg"
+        yOffset="10vh"
+        title={<Text fw={500}>{t("Use a template")}</Text>}
+      >
+        <TextInput
+          leftSection={<IconSearch size={16} />}
+          placeholder={t("Search templates...")}
+          variant="filled"
+          value={query}
+          onChange={(e) => setQuery(e.currentTarget.value)}
+          mb="xs"
+          autoFocus
+        />
+
+        {initialSpaceId && (
+          <SegmentedControl
+            fullWidth
+            size="xs"
+            mb="sm"
+            value={scope}
+            onChange={(v) => setScope(v as ScopeFilter)}
+            data={[
+              { label: t("This space"), value: "current" },
+              { label: t("All templates"), value: "all" },
+            ]}
+          />
+        )}
+
+        <ScrollArea h="50vh" offsetScrollbars>
+          {isPending ? (
+            <div className={classes.empty}>
+              <Loader size="xs" />
+            </div>
+          ) : filtered.length === 0 ? (
+            <div className={classes.empty}>
+              <Text size="sm" c="dimmed">
+                {t("No templates found")}
+              </Text>
+            </div>
+          ) : (
+            filtered.map((tpl) => (
+              <UnstyledButton
+                key={tpl.id}
+                className={classes.row}
+                onClick={() => handlePick(tpl)}
+              >
+                <div className={classes.icon}>
+                  {tpl.icon ? (
+                    <span>{tpl.icon}</span>
+                  ) : (
+                    <IconFileText
+                      size={16}
+                      color="var(--mantine-color-gray-6)"
+                    />
+                  )}
+                </div>
+                <div className={classes.title}>{tpl.title}</div>
+                <div className={classes.scope}>
+                  {tpl.spaceId
+                    ? spaceNamesById.get(tpl.spaceId) ?? t("Space")
+                    : t("Global")}
+                </div>
+                <Button
+                  size="compact-xs"
+                  variant="filled"
+                  className={classes.useButton}
+                  loading={useTemplateMutation.isPending}
+                  disabled={useTemplateMutation.isPending}
+                  onClick={(e) => {
+                    e.stopPropagation();
+                    handleQuickUse(tpl);
+                  }}
+                >
+                  {t("Use")}
+                </Button>
+              </UnstyledButton>
+            ))
+          )}
+        </ScrollArea>
+
+        <Group justify="flex-end" mt="md">
+          <Button
+            component={Link}
+            to="/templates"
+            variant="subtle"
+            size="sm"
+            rightSection={<IconArrowRight size={16} />}
+            onClick={handleClose}
+          >
+            {t("Browse all templates")}
+          </Button>
+        </Group>
+      </Modal>
+
+      {previewTemplate && (
+        <TemplatePreviewModal
+          templateId={previewTemplate.id}
+          opened={true}
+          onClose={handlePreviewClose}
+          onUse={handlePreviewUse}
+          useLoading={useTemplateMutation.isPending}
+        />
+      )}
+
+      {destinationTemplate && (
+        <UseTemplateModal
+          template={destinationTemplate}
+          opened={true}
+          onClose={handleDestinationClose}
+          initialSpaceId={initialSpaceId}
+        />
+      )}
+    </>
+  );
+}

apps/client/src/ee/template/components/template-preview-modal.tsx

@@ -9,6 +9,7 @@ type TemplatePreviewModalProps = {
   onClose: () => void;
   onUse: () => void;
   onEdit?: () => void;
+  useLoading?: boolean;
 };
 
 export default function TemplatePreviewModal({
@@ -17,6 +18,7 @@ export default function TemplatePreviewModal({
   onClose,
   onUse,
   onEdit,
+  useLoading,
 }: TemplatePreviewModalProps) {
   const { t } = useTranslation();
   const { data: template, isLoading } = useGetTemplateByIdQuery(templateId);
@@ -37,14 +39,19 @@ export default function TemplatePreviewModal({
             </Group>
           </Modal.Title>
           <Group gap="sm">
+            <Button
+              size="xs"
+              onClick={onUse}
+              loading={useLoading}
+              disabled={useLoading}
+            >
+              {t("Use template")}
+            </Button>
             {onEdit && (
               <Button size="xs" variant="default" onClick={onEdit}>
                 {t("Edit")}
               </Button>
             )}
-            <Button size="xs" onClick={onUse}>
-              {t("Use template")}
-            </Button>
             <Modal.CloseButton />
           </Group>
         </Modal.Header>

apps/client/src/ee/template/components/use-template-modal.tsx

@@ -10,12 +10,14 @@ type UseTemplateModalProps = {
   template: ITemplate;
   opened: boolean;
   onClose: () => void;
+  initialSpaceId?: string;
 };
 
 export default function UseTemplateModal({
   template,
   opened,
   onClose,
+  initialSpaceId,
 }: UseTemplateModalProps) {
   const { t } = useTranslation();
   const navigate = useNavigate();
@@ -54,6 +56,8 @@ export default function UseTemplateModal({
       actionLabel={t("Create page")}
       onSelect={handleSelect}
       loading={useTemplateMutation.isPending}
+      initialSpaceId={initialSpaceId ?? template.spaceId}
+      searchSpacesOnly
     />
   );
 }

apps/client/src/ee/template/pages/template-editor.tsx

@@ -75,6 +75,18 @@ export default function TemplateEditor() {
   const editor = useEditor({
     extensions: templateExtensions,
     content: "",
+    editorProps: {
+      handleDOMEvents: {
+        keydown: (_view, event) => {
+          if (["ArrowUp", "ArrowDown", "Enter"].includes(event.key)) {
+            const slashCommand = document.querySelector("#slash-command");
+            if (slashCommand) {
+              return true;
+            }
+          }
+        },
+      },
+    },
     onUpdate() {
       if (loadedRef.current) {
         markDirty();

apps/client/src/ee/template/pages/template-list.tsx

@@ -160,7 +160,8 @@ export default function TemplateList() {
                       ? spaceNameMap.get(template.spaceId)
                       : undefined
                   }
-                  onUse={handlePreview}
+                  onPreview={handlePreview}
+                  onUse={handleUse}
                   onEdit={handleEdit}
                   onDelete={handleDelete}
                   canManage={isWorkspaceAdmin}

apps/client/src/ee/template/queries/template-query.ts

@@ -6,6 +6,7 @@ import {
   UseQueryResult,
   InfiniteData,
 } from "@tanstack/react-query";
+import { useAtom, useStore } from "jotai";
 import {
   getTemplates,
   getTemplateById,
@@ -18,6 +19,12 @@ import { ITemplate } from "@/ee/template/types/template.types";
 import { IPagination } from "@/lib/types.ts";
 import { notifications } from "@mantine/notifications";
 import { useTranslation } from "react-i18next";
+import { invalidateOnCreatePage } from "@/features/page/queries/page-query.ts";
+import { treeDataAtom } from "@/features/page/tree/atoms/tree-data-atom.ts";
+import { treeModel } from "@/features/page/tree/model/tree-model";
+import { SpaceTreeNode } from "@/features/page/tree/types.ts";
+import { IPage } from "@/features/page/types/page.types.ts";
+import { useQueryEmit } from "@/features/websocket/use-query-emit.ts";
 
 export function useGetTemplatesQuery(params?: { spaceId?: string }) {
   const { spaceId } = params ?? {};
@@ -149,13 +156,64 @@ export function useDeleteTemplateMutation() {
 
 export function useUseTemplateMutation() {
   const { t } = useTranslation();
+  const [, setTreeData] = useAtom(treeDataAtom);
+  const store = useStore();
+  const emit = useQueryEmit();
 
-  return useMutation({
+  return useMutation<
-    mutationFn: (data: {
+    IPage,
-      templateId: string;
+    Error,
-      spaceId: string;
+    { templateId: string; spaceId: string; parentPageId?: string }
-      parentPageId?: string;
+  >({
-    }) => useTemplate(data),
+    mutationFn: (data) => useTemplate(data),
+    onSuccess: (page) => {
+      // React Query sidebar-pages cache update (same path useCreatePageMutation takes).
+      invalidateOnCreatePage(page);
+
+      const parentId = page.parentPageId ?? null;
+      const newNode: SpaceTreeNode = {
+        id: page.id,
+        slugId: page.slugId,
+        name: page.title,
+        icon: page.icon,
+        position: page.position,
+        spaceId: page.spaceId,
+        parentPageId: page.parentPageId,
+        hasChildren: false,
+        children: [],
+      };
+
+      // Only mutate the tree atom and broadcast if it currently represents
+      // this space. Cross-space template-use (e.g., from the gallery picking
+      // a different space) lets the target space's clients pick up the new
+      // page on their next React Query refetch (focus, navigation, etc.).
+      // Without this guard we'd both pollute the local tree and send a wrong
+      // `index` to remote clients in the target space.
+      const current = store.get(treeDataAtom);
+      const treeIsForThisSpace = current[0]?.spaceId === page.spaceId;
+      if (!treeIsForThisSpace) return;
+
+      const lastIndex =
+        parentId === null
+          ? current.length
+          : (treeModel.find(current, parentId)?.children?.length ?? 0);
+
+      setTreeData((prev) =>
+        treeModel.insert(prev, parentId, newNode, lastIndex),
+      );
+
+      setTimeout(() => {
+        emit({
+          operation: "addTreeNode",
+          spaceId: page.spaceId,
+          payload: {
+            parentId,
+            index: lastIndex,
+            data: newNode,
+          },
+        });
+      }, 50);
+    },
     onError: (error) => {
       const errorMessage = error["response"]?.data?.message;
       notifications.show({

apps/client/src/ee/template/services/template-service.ts

@@ -1,5 +1,6 @@
 import api from "@/lib/api-client";
 import { ITemplate } from "@/ee/template/types/template.types";
+import { IPage } from "@/features/page/types/page.types";
 import { IPagination } from "@/lib/types.ts";
 
 export async function getTemplates(params?: {
@@ -40,7 +41,7 @@ export async function useTemplate(data: {
   templateId: string;
   spaceId: string;
   parentPageId?: string;
-}): Promise<any> {
+}): Promise<IPage> {
-  const req = await api.post("/templates/use", data);
+  const req = await api.post<IPage>("/templates/use", data);
   return req.data;
 }

apps/client/src/features/editor/components/audio/audio-menu.tsx

@@ -2,6 +2,7 @@ import { BubbleMenu as BaseBubbleMenu } from "@tiptap/react/menus";
 import { findParentNode, posToDOMRect, useEditorState } from "@tiptap/react";
 import { useCallback } from "react";
 import { Node as PMNode } from "@tiptap/pm/model";
+import { isEditorReady } from "@docmost/editor-ext";
 import {
   EditorMenuProps,
   ShouldShowProps,
@@ -46,7 +47,7 @@ export function AudioMenu({ editor }: EditorMenuProps) {
   );
 
   const getReferencedVirtualElement = useCallback(() => {
-    if (!editor) return;
+    if (!isEditorReady(editor)) return;
     const { selection } = editor.state;
     const predicate = (node: PMNode) => node.type.name === "audio";
     const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/callout/callout-menu.tsx

@@ -16,7 +16,7 @@ import {
   IconMoodSmile,
   IconNotes,
 } from "@tabler/icons-react";
-import { CalloutType, isTextSelected } from "@docmost/editor-ext";
+import { CalloutType, isEditorReady, isTextSelected } from "@docmost/editor-ext";
 import { useTranslation } from "react-i18next";
 import EmojiPicker from "@/components/ui/emoji-picker.tsx";
 import classes from "../common/toolbar-menu.module.css";
@@ -55,7 +55,7 @@ export function CalloutMenu({ editor }: EditorMenuProps) {
   });
 
   const getReferencedVirtualElement = useCallback(() => {
-    if (!editor) return;
+    if (!isEditorReady(editor)) return;
     const { selection } = editor.state;
     const predicate = (node: PMNode) => node.type.name === "callout";
     const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/columns/columns-menu.tsx

@@ -19,7 +19,7 @@ import {
   IconCopy,
   IconTrash,
 } from "@tabler/icons-react";
-import { isTextSelected } from "@docmost/editor-ext";
+import { isEditorReady, isTextSelected } from "@docmost/editor-ext";
 import type { WidthMode, ColumnsLayout } from "@docmost/editor-ext";
 import { useTranslation } from "react-i18next";
 import classes from "../common/toolbar-menu.module.css";
@@ -82,7 +82,7 @@ export function ColumnsMenu({ editor }: EditorMenuProps) {
 
   const shouldShow = useCallback(
     ({ state }: ShouldShowProps) => {
-      if (!state) return false;
+      if (!state || !isEditorReady(editor)) return false;
       if (!editor.isActive("columns")) return false;
       if (isTextSelected(editor)) return false;
       if (nodesWithMenus.some((name) => editor.isActive(name))) return false;
@@ -121,7 +121,7 @@ export function ColumnsMenu({ editor }: EditorMenuProps) {
   });
 
   const getReferencedVirtualElement = useCallback(() => {
-    if (!editor) return;
+    if (!isEditorReady(editor)) return;
     const { selection } = editor.state;
     const predicate = (node: PMNode) => node.type.name === "columns";
     const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/drawio/drawio-menu.tsx

@@ -2,6 +2,7 @@ import { BubbleMenu as BaseBubbleMenu } from "@tiptap/react/menus";
 import { findParentNode, posToDOMRect, useEditorState } from "@tiptap/react";
 import { useCallback, useEffect, useRef, useState } from "react";
 import { Node as PMNode } from "@tiptap/pm/model";
+import { isEditorReady } from "@docmost/editor-ext";
 import {
   EditorMenuProps,
   ShouldShowProps,
@@ -81,7 +82,7 @@ export function DrawioMenu({ editor }: EditorMenuProps) {
   );
 
   const getReferencedVirtualElement = useCallback(() => {
-    if (!editor) return;
+    if (!isEditorReady(editor)) return;
     const { selection } = editor.state;
     const predicate = (node: PMNode) => node.type.name === "drawio";
     const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/excalidraw/excalidraw-menu-lazy.tsx

@@ -0,0 +1,14 @@
+import { lazy, Suspense } from "react";
+import { EditorMenuProps } from "@/features/editor/components/table/types/types.ts";
+
+const ExcalidrawMenu = lazy(
+  () => import("@/features/editor/components/excalidraw/excalidraw-menu.tsx"),
+);
+
+export default function ExcalidrawMenuLazy(props: EditorMenuProps) {
+  return (
+    <Suspense fallback={null}>
+      <ExcalidrawMenu {...props} />
+    </Suspense>
+  );
+}

apps/client/src/features/editor/components/excalidraw/excalidraw-menu.tsx

@@ -2,6 +2,7 @@ import { BubbleMenu as BaseBubbleMenu } from "@tiptap/react/menus";
 import { findParentNode, posToDOMRect, useEditorState } from "@tiptap/react";
 import { lazy, Suspense, useCallback, useEffect, useRef, useState } from "react";
 import { Node as PMNode } from "@tiptap/pm/model";
+import { isEditorReady } from "@docmost/editor-ext";
 import {
   EditorMenuProps,
   ShouldShowProps,
@@ -94,7 +95,7 @@ export function ExcalidrawMenu({ editor }: EditorMenuProps) {
   );
 
   const getReferencedVirtualElement = useCallback(() => {
-    if (!editor) return;
+    if (!isEditorReady(editor)) return;
     const { selection } = editor.state;
     const predicate = (node: PMNode) => node.type.name === "excalidraw";
     const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/excalidraw/excalidraw-view-lazy.tsx

@@ -0,0 +1,14 @@
+import { lazy, Suspense } from "react";
+import { NodeViewProps } from "@tiptap/react";
+
+const ExcalidrawView = lazy(
+  () => import("@/features/editor/components/excalidraw/excalidraw-view.tsx"),
+);
+
+export default function ExcalidrawViewLazy(props: NodeViewProps) {
+  return (
+    <Suspense fallback={null}>
+      <ExcalidrawView {...props} />
+    </Suspense>
+  );
+}

apps/client/src/features/editor/components/image/image-menu.tsx

@@ -2,6 +2,7 @@ import { BubbleMenu as BaseBubbleMenu } from "@tiptap/react/menus";
 import { findParentNode, posToDOMRect, useEditorState } from "@tiptap/react";
 import React, { useCallback, useRef } from "react";
 import { Node as PMNode } from "@tiptap/pm/model";
+import { isEditorReady } from "@docmost/editor-ext";
 import {
   EditorMenuProps,
   ShouldShowProps,
@@ -56,7 +57,7 @@ export function ImageMenu({ editor }: EditorMenuProps) {
   );
 
   const getReferencedVirtualElement = useCallback(() => {
-    if (!editor) return;
+    if (!isEditorReady(editor)) return;
     const { selection } = editor.state;
     const predicate = (node: PMNode) => node.type.name === "image";
     const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/pdf/pdf-menu.tsx

@@ -2,6 +2,7 @@ import { BubbleMenu as BaseBubbleMenu } from "@tiptap/react/menus";
 import { findParentNode, posToDOMRect, useEditorState } from "@tiptap/react";
 import { useCallback } from "react";
 import { Node as PMNode } from "@tiptap/pm/model";
+import { isEditorReady } from "@docmost/editor-ext";
 import {
   EditorMenuProps,
   ShouldShowProps,
@@ -37,9 +38,8 @@ export function PdfMenu({ editor }: EditorMenuProps) {
 
   const shouldShow = useCallback(
     ({ state }: ShouldShowProps) => {
-      if (!state || !editor.isActive("pdf")) {
+      if (!state || !isEditorReady(editor)) return false;
-        return false;
+      if (!editor.isActive("pdf")) return false;
-      }
 
       const { selection } = state;
       const dom = editor.view.nodeDOM(selection.from) as HTMLElement | null;
@@ -51,7 +51,7 @@ export function PdfMenu({ editor }: EditorMenuProps) {
   );
 
   const getReferencedVirtualElement = useCallback(() => {
-    if (!editor) return;
+    if (!isEditorReady(editor)) return;
     const { selection } = editor.state;
     const predicate = (node: PMNode) => node.type.name === "pdf";
     const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/subpages/subpages-menu.tsx

@@ -6,6 +6,7 @@ import { ActionIcon, Tooltip } from "@mantine/core";
 import { IconTrash } from "@tabler/icons-react";
 import { useTranslation } from "react-i18next";
 import { Editor } from "@tiptap/core";
+import { isEditorReady } from "@docmost/editor-ext";
 
 interface SubpagesMenuProps {
   editor: Editor;
@@ -33,6 +34,7 @@ export const SubpagesMenu = React.memo(
     );
 
     const getReferenceClientRect = useCallback(() => {
+      if (!isEditorReady(editor)) return new DOMRect();
       const { selection } = editor.state;
       const predicate = (node: PMNode) => node.type.name === "subpages";
       const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/table/handle/column-handle.tsx

@@ -31,7 +31,12 @@ export const ColumnHandle = React.memo(function ColumnHandle({
   // (the plugin re-emits `hoveringCell` with the mapped pos a tick later);
   // unmounting the source element here would make pragmatic-dnd silently
   // abort the active drag.
-  const lookupCellDom = editor.view.nodeDOM(anchorPos) as HTMLElement | null;
+  // `nodeDOM` is typed as `Node | null` — when `anchorPos` goes stale (e.g.
+  // an external drop reflows the doc before the plugin re-emits
+  // hoveringCell), it can resolve to a Text node, on which `.closest` is
+  // undefined. Filter to HTMLElement so downstream consumers stay safe.
+  const lookupDom = editor.view.nodeDOM(anchorPos);
+  const lookupCellDom = lookupDom instanceof HTMLElement ? lookupDom : null;
   const [cellDom, setCellDom] = useState<HTMLElement | null>(lookupCellDom);
   const lastCellDomRef = useRef<HTMLElement | null>(lookupCellDom);
   useEffect(() => {

apps/client/src/features/editor/components/table/handle/row-handle.tsx

@@ -29,7 +29,12 @@ export const RowHandle = React.memo(function RowHandle({
   // See ColumnHandle for the rationale: keep the last valid cell DOM cached
   // so the handle div stays mounted across stale-anchor renders, otherwise
   // pragmatic-dnd silently aborts an in-flight drag.
-  const lookupCellDom = editor.view.nodeDOM(anchorPos) as HTMLElement | null;
+  // `nodeDOM` is typed as `Node | null` — when `anchorPos` goes stale (e.g.
+  // an external drop reflows the doc before the plugin re-emits
+  // hoveringCell), it can resolve to a Text node, on which `.closest` is
+  // undefined. Filter to HTMLElement so downstream consumers stay safe.
+  const lookupDom = editor.view.nodeDOM(anchorPos);
+  const lookupCellDom = lookupDom instanceof HTMLElement ? lookupDom : null;
   const [cellDom, setCellDom] = useState<HTMLElement | null>(lookupCellDom);
   const lastCellDomRef = useRef<HTMLElement | null>(lookupCellDom);
   useEffect(() => {

apps/client/src/features/editor/components/table/table-menu.tsx

@@ -18,7 +18,7 @@ import {
   IconTrashX,
 } from "@tabler/icons-react";
 import { BubbleMenu } from "@tiptap/react/menus";
-import { isCellSelection, isTextSelected } from "@docmost/editor-ext";
+import { isCellSelection, isEditorReady, isTextSelected } from "@docmost/editor-ext";
 import { useTranslation } from "react-i18next";
 import classes from "../common/toolbar-menu.module.css";
 
@@ -38,6 +38,7 @@ export const TableMenu = React.memo(
     );
 
     const getReferencedVirtualElement = useCallback(() => {
+      if (!isEditorReady(editor)) return;
       const { selection } = editor.state;
       const predicate = (node: PMNode) => node.type.name === "table";
       const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/components/video/video-menu.tsx

@@ -2,6 +2,7 @@ import { BubbleMenu as BaseBubbleMenu } from "@tiptap/react/menus";
 import { findParentNode, posToDOMRect, useEditorState } from "@tiptap/react";
 import { useCallback } from "react";
 import { Node as PMNode } from "@tiptap/pm/model";
+import { isEditorReady } from "@docmost/editor-ext";
 import {
   EditorMenuProps,
   ShouldShowProps,
@@ -53,7 +54,7 @@ export function VideoMenu({ editor }: EditorMenuProps) {
   );
 
   const getReferencedVirtualElement = useCallback(() => {
-    if (!editor) return;
+    if (!isEditorReady(editor)) return;
     const { selection } = editor.state;
     const predicate = (node: PMNode) => node.type.name === "video";
     const parent = findParentNode(predicate)(selection);

apps/client/src/features/editor/extensions/extensions.ts

@@ -85,7 +85,7 @@ import AudioView from "@/features/editor/components/audio/audio-view.tsx";
 import AttachmentView from "@/features/editor/components/attachment/attachment-view.tsx";
 import CodeBlockView from "@/features/editor/components/code-block/code-block-view.tsx";
 import DrawioView from "../components/drawio/drawio-view";
-import ExcalidrawView from "@/features/editor/components/excalidraw/excalidraw-view.tsx";
+import ExcalidrawView from "@/features/editor/components/excalidraw/excalidraw-view-lazy.tsx";
 import EmbedView from "@/features/editor/components/embed/embed-view.tsx";
 import PdfView from "@/features/editor/components/pdf/pdf-view.tsx";
 import SubpagesView from "@/features/editor/components/subpages/subpages-view.tsx";
@@ -416,7 +416,9 @@ const TEMPLATE_EXCLUDED_SLASH_ITEMS = new Set([
   "Video",
   "File attachment",
   "Draw.io (diagrams.net)",
-  "Excalidraw diagram",
+  "Excalidraw (Whiteboard)",
+  "Audio",
+  "Synced block"
 ]);
 
 const TemplateSlashCommand = Command.configure({

apps/client/src/features/editor/page-editor.tsx

@@ -55,7 +55,7 @@ import {
   handleFileDrop,
   handlePaste,
 } from "@/features/editor/components/common/editor-paste-handler.tsx";
-import ExcalidrawMenu from "./components/excalidraw/excalidraw-menu";
+import ExcalidrawMenu from "./components/excalidraw/excalidraw-menu-lazy";
 import DrawioMenu from "./components/drawio/drawio-menu";
 import { useCollabToken } from "@/features/auth/queries/auth-query.tsx";
 import SearchAndReplaceDialog from "@/features/editor/components/search-and-replace/search-and-replace-dialog.tsx";
@@ -238,14 +238,6 @@ export default function PageEditor({
               event.preventDefault();
               return true;
             }
-            if (event.key === "Tab") {
-                const editor = editorRef.current;
-                if (!editor) return false;
-                event.preventDefault();
-                return editor.view.someProp("handleKeyDown", (f) =>
-                  f(editor.view, event)
-                );
-            }
             if (platformModifierKey(event) && event.code === "KeyK") {
               searchSpotlight.open();
               return true;

apps/client/src/features/space/components/sidebar/space-sidebar.tsx

@@ -18,6 +18,7 @@ import {
   IconSettings,
   IconStar,
   IconStarFilled,
+  IconTemplate,
   IconTrash,
 } from "@tabler/icons-react";
 import {
@@ -53,6 +54,10 @@ import {
 import { mobileSidebarAtom } from "@/components/layouts/global/hooks/atoms/sidebar-atom.ts";
 import { useToggleSidebar } from "@/components/layouts/global/hooks/hooks/use-toggle-sidebar.ts";
 import { searchSpotlight } from "@/features/search/constants";
+import TemplatePickerModal from "@/ee/template/components/template-picker-modal";
+import { useHasFeature } from "@/ee/hooks/use-feature";
+import { Feature } from "@/ee/features";
+import { ErrorBoundary } from "react-error-boundary";
 
 export function SpaceSidebar() {
   const { t } = useTranslation();
@@ -246,6 +251,11 @@ function SpaceMenu({
     useDisclosure(false);
   const [exportOpened, { open: openExportModal, close: closeExportModal }] =
     useDisclosure(false);
+  const [
+    templatePickerOpened,
+    { open: openTemplatePicker, close: closeTemplatePicker },
+  ] = useDisclosure(false);
+  const hasTemplates = useHasFeature(Feature.TEMPLATES);
 
   const { data: watchStatus } = useSpaceWatchStatusQuery(spaceId);
   const watchMutation = useWatchSpaceMutation();
@@ -315,6 +325,18 @@ function SpaceMenu({
             {isWatching ? t("Stop watching space") : t("Watch space")}
           </Menu.Item>
 
+          {hasTemplates && canManagePages && (
+            <>
+              <Menu.Divider />
+              <Menu.Item
+                onClick={openTemplatePicker}
+                leftSection={<IconTemplate size={16} />}
+              >
+                {t("Templates")}
+              </Menu.Item>
+            </>
+          )}
+
           {canManagePages && (
             <>
               <Menu.Divider />
@@ -370,6 +392,16 @@ function SpaceMenu({
           />
         </>
       )}
+
+      {hasTemplates && templatePickerOpened && (
+        <ErrorBoundary fallbackRender={() => null}>
+          <TemplatePickerModal
+            opened={templatePickerOpened}
+            onClose={closeTemplatePicker}
+            initialSpaceId={spaceId}
+          />
+        </ErrorBoundary>
+      )}
     </>
   );
 }

apps/client/src/pages/settings/workspace/workspace-settings.tsx

@@ -6,6 +6,7 @@ import { getAppName, isCloud } from "@/lib/config.ts";
 import { Helmet } from "react-helmet-async";
 import ManageHostname from "@/ee/components/manage-hostname.tsx";
 import { Divider } from "@mantine/core";
+import AllowMemberTemplates from "@/ee/security/components/allow-member-templates.tsx";
 
 export default function WorkspaceSettings() {
   const { t } = useTranslation();
@@ -18,6 +19,9 @@ export default function WorkspaceSettings() {
       <WorkspaceIcon />
       <WorkspaceNameForm />
 
+      <Divider my="md" />
+      <AllowMemberTemplates />
+
       {isCloud() && (
         <>
           <Divider my="md" />

apps/client/vite.config.ts

@@ -38,12 +38,12 @@ export default defineConfig(({ mode }) => {
     build: {
       rolldownOptions: {
         output: {
-          codeSplitting: {
+          advancedChunks: {
             groups: [
-              { name: "vendor-mantine", test: /@mantine/ },
+              {
-              { name: "vendor-mermaid", test: /mermaid|cytoscape|elkjs/ },
+                name: "vendor-mantine",
-              { name: "vendor-excalidraw", test: /excalidraw/ },
+                test: /[\\/]node_modules[\\/]@mantine[\\/]/,
-              { name: "vendor-katex", test: /katex/ },
+              },
             ],
           },
         },

apps/server/src/common/helpers/index.ts

@@ -2,3 +2,4 @@ export * from './utils';
 export * from './nanoid.utils';
 export * from './file.helper';
 export * from './constants';
+export * from './security-headers';

apps/server/src/common/helpers/security-headers.ts

@@ -0,0 +1,19 @@
+export type SecurityHeader = { name: string; value: string };
+
+export function resolveFrameHeader(
+  iframeEmbedAllowed: boolean,
+  allowedOrigins: string[],
+): SecurityHeader | null {
+  if (!iframeEmbedAllowed) {
+    return { name: 'X-Frame-Options', value: 'SAMEORIGIN' };
+  }
+
+  if (allowedOrigins.length === 0) {
+    return null;
+  }
+
+  return {
+    name: 'Content-Security-Policy',
+    value: `frame-ancestors 'self' ${allowedOrigins.join(' ')}`,
+  };
+}

apps/server/src/database/repos/template/template.repo.ts

@@ -63,11 +63,9 @@ export class TemplateRepo {
 
     if (opts?.spaceId) {
       if (!accessibleSpaceIds.includes(opts.spaceId)) {
-        query = query.where('spaceId', 'is', null);
+        query = query.where(sql<boolean>`false`);
       } else {
-        query = query.where((eb) =>
+        query = query.where('spaceId', '=', opts.spaceId);
-          eb.or([eb('spaceId', '=', opts.spaceId), eb('spaceId', 'is', null)]),
-        );
       }
     } else {
       query = query.where((eb) =>

apps/server/src/integrations/environment/environment.service.ts

@@ -325,4 +325,19 @@ export class EnvironmentService {
       .toLowerCase();
     return disabled === 'true';
   }
+
+  isIframeEmbedAllowed(): boolean {
+    const allowed = this.configService
+      .get<string>('IFRAME_EMBED_ALLOWED', 'false')
+      .toLowerCase();
+    return allowed === 'true';
+  }
+
+  getIframeAllowedOrigins(): string[] {
+    const raw = this.configService.get<string>('IFRAME_ALLOWED_ORIGINS', '');
+    return raw
+      .split(',')
+      .map((o) => o.trim())
+      .filter(Boolean);
+  }
 }

apps/server/src/main.ts

@@ -12,6 +12,8 @@ import fastifyMultipart from '@fastify/multipart';
 import fastifyCookie from '@fastify/cookie';
 import fastifyIp from 'fastify-ip';
 import { InternalLogFilter } from './common/logger/internal-log-filter';
+import { EnvironmentService } from './integrations/environment/environment.service';
+import { resolveFrameHeader } from './common/helpers';
 
 async function bootstrap() {
   const app = await NestFactory.create<NestFastifyApplication>(
@@ -50,6 +52,28 @@ async function bootstrap() {
   await app.register(fastifyMultipart);
   await app.register(fastifyCookie);
 
+  const environmentService = app.get(EnvironmentService);
+  const frameHeader = resolveFrameHeader(
+    environmentService.isIframeEmbedAllowed(),
+    environmentService.getIframeAllowedOrigins(),
+  );
+  if (frameHeader) {
+    // Skipped routes:
+    //   /api/files/ - attachment controller sets its own CSP we'd overwrite
+    //   /share/     0 public share pages are safe to embed
+    const frameHeaderSkippedPrefixes = ['/api/files/', '/share/'];
+    app
+      .getHttpAdapter()
+      .getInstance()
+      .addHook('onSend', (req, reply, payload, done) => {
+        if (frameHeaderSkippedPrefixes.some((p) => req.url.startsWith(p))) {
+          return done(null, payload);
+        }
+        reply.header(frameHeader.name, frameHeader.value);
+        done(null, payload);
+      });
+  }
+
   app
     .getHttpAdapter()
     .getInstance()

packages/editor-ext/src/lib/callout/callout.ts

@@ -162,6 +162,28 @@ export const Callout = Node.create<CalloutOptions>({
           return false;
         }
 
+        // Empty callout: delete the whole node so Backspace inside it isn't
+        // a no-op (isolating: true blocks the default join with the block
+        // above).
+        const calloutDepth = $from.depth - 1;
+        if (calloutDepth >= 0) {
+          const calloutNode = $from.node(calloutDepth);
+          if (
+            calloutNode.type === this.type &&
+            calloutNode.childCount === 1 &&
+            calloutNode.firstChild?.content.size === 0
+          ) {
+            const calloutPos = $from.before(calloutDepth);
+            const { tr } = state;
+            tr.delete(calloutPos, calloutPos + calloutNode.nodeSize);
+            tr.setSelection(
+              TextSelection.near(tr.doc.resolve(calloutPos), -1),
+            );
+            view.dispatch(tr);
+            return true;
+          }
+        }
+
         const previousPosition = $from.before($from.depth) - 1;
 
         // If nothing above to join with
@@ -207,6 +229,56 @@ export const Callout = Node.create<CalloutOptions>({
         }
         return false;
       },
+
+      // Exit the callout into a fresh paragraph below when the cursor sits
+      // in an empty trailing child. An empty callout (single empty
+      // paragraph) exits on the first Enter and keeps the empty callout
+      // intact; a callout with content needs the double-Enter pattern
+      // (first Enter splits, second Enter on the new trailing empty exits
+      // and removes that trailing paragraph).
+      Enter: ({ editor }) => {
+        const { state, view } = editor;
+        const { selection } = state;
+        if (!selection.empty) return false;
+
+        const { $from } = selection;
+        const calloutDepth = $from.depth - 1;
+        if (calloutDepth < 0) return false;
+
+        const calloutNode = $from.node(calloutDepth);
+        if (calloutNode.type !== this.type) return false;
+        if ($from.parent.content.size !== 0) return false;
+        if ($from.index(calloutDepth) !== calloutNode.childCount - 1) {
+          return false;
+        }
+
+        const paragraphType = state.schema.nodes.paragraph;
+        const containerDepth = calloutDepth - 1;
+        const container = $from.node(containerDepth);
+        const indexAfter = $from.indexAfter(containerDepth);
+        if (
+          !container.canReplaceWith(indexAfter, indexAfter, paragraphType)
+        ) {
+          return false;
+        }
+
+        const calloutEnd = $from.after(calloutDepth);
+        const paragraph = paragraphType.create();
+        const { tr } = state;
+
+        if (calloutNode.childCount === 1) {
+          tr.insert(calloutEnd, paragraph);
+          tr.setSelection(TextSelection.create(tr.doc, calloutEnd + 1));
+        } else {
+          tr.delete($from.before(), $from.after());
+          const insertPos = tr.mapping.map(calloutEnd);
+          tr.insert(insertPos, paragraph);
+          tr.setSelection(TextSelection.create(tr.doc, insertPos + 1));
+        }
+
+        view.dispatch(tr);
+        return true;
+      },
     };
   },
 

packages/editor-ext/src/lib/custom-code-block/custom-code-block.ts

@@ -1,5 +1,7 @@
 import type { CodeBlockOptions } from '@tiptap/extension-code-block';
 import CodeBlock from '@tiptap/extension-code-block';
+import { Plugin, Selection, TextSelection } from '@tiptap/pm/state';
+import { GapCursor } from '@tiptap/pm/gapcursor';
 
 import { LowlightPlugin } from './lowlight-plugin.js';
 import { ReactNodeViewRenderer } from '@tiptap/react';
@@ -19,7 +21,11 @@ const TAB_CHAR = '\u00A0\u00A0';
  * @see https://tiptap.dev/api/nodes/code-block-lowlight
  */
 export const CustomCodeBlock = CodeBlock.extend<CodeBlockLowlightOptions>({
+  // Run ahead of Gapcursor (100) so the mermaid arrow-into-source plugin
+  // can intercept before gapcursor takes over.
+  priority: 101,
   selectable: true,
+  isolating: true,
 
   addOptions() {
     return {
@@ -35,8 +41,86 @@ export const CustomCodeBlock = CodeBlock.extend<CodeBlockLowlightOptions>({
   },
 
   addKeyboardShortcuts() {
+    const isMermaid = (node: any) =>
+      node?.type === this.type && node.attrs.language === 'mermaid';
+
     return {
       ...this.parent?.(),
+      // Stop at the gap (or enter mermaid source) instead of jumping
+      // straight into the next block, so the user can place a cursor
+      // between two adjacent isolating blocks.
+      ArrowDown: ({ editor }) => {
+        const { state } = editor;
+        const { selection, doc } = state;
+        const { $from, empty } = selection;
+
+        if (!empty || $from.parent.type !== this.type) return false;
+        if ($from.parentOffset !== $from.parent.nodeSize - 2) return false;
+
+        const after = $from.after();
+        if (after >= doc.content.size) {
+          return editor.commands.exitCode();
+        }
+
+        const $after = doc.resolve(after);
+        const nodeAfter = $after.nodeAfter;
+
+        if (isMermaid(nodeAfter)) {
+          return editor.commands.command(({ tr }) => {
+            tr.setSelection(TextSelection.create(tr.doc, after + 1));
+            return true;
+          });
+        }
+
+        if (
+          nodeAfter?.type.spec.isolating &&
+          !nodeAfter.type.spec.atom
+        ) {
+          return editor.commands.command(({ tr }) => {
+            tr.setSelection(new GapCursor(tr.doc.resolve(after)));
+            return true;
+          });
+        }
+
+        return editor.commands.command(({ tr }) => {
+          tr.setSelection(Selection.near(tr.doc.resolve(after)));
+          return true;
+        });
+      },
+      // Mirror of ArrowDown; upstream has no ArrowUp handler.
+      ArrowUp: ({ editor }) => {
+        const { state } = editor;
+        const { selection, doc } = state;
+        const { $from, empty } = selection;
+
+        if (!empty || $from.parent.type !== this.type) return false;
+        if ($from.parentOffset !== 0) return false;
+
+        const before = $from.before();
+        if (before <= 0) return false;
+
+        const $before = doc.resolve(before);
+        const nodeBefore = $before.nodeBefore;
+
+        if (isMermaid(nodeBefore)) {
+          return editor.commands.command(({ tr }) => {
+            tr.setSelection(TextSelection.create(tr.doc, before - 1));
+            return true;
+          });
+        }
+
+        if (
+          nodeBefore?.type.spec.isolating &&
+          !nodeBefore.type.spec.atom
+        ) {
+          return editor.commands.command(({ tr }) => {
+            tr.setSelection(new GapCursor(tr.doc.resolve(before)));
+            return true;
+          });
+        }
+
+        return false;
+      },
       'Mod-a': () => {
         if (this.editor.isActive('codeBlock')) {
           const { state } = this.editor;
@@ -84,6 +168,7 @@ export const CustomCodeBlock = CodeBlock.extend<CodeBlockLowlightOptions>({
   },
 
   addProseMirrorPlugins() {
+    const codeBlockType = this.type;
     return [
       ...(this.parent?.() || []),
       LowlightPlugin({
@@ -91,6 +176,60 @@ export const CustomCodeBlock = CodeBlock.extend<CodeBlockLowlightOptions>({
         lowlight: this.options.lowlight,
         defaultLanguage: this.options.defaultLanguage,
       }),
+      // Mermaid hides its <pre> when unselected, so the browser's native
+      // vertical caret movement skips past it. Land the cursor inside the
+      // source explicitly.
+      new Plugin({
+        props: {
+          handleKeyDown: (view, event) => {
+            if (event.key !== 'ArrowUp' && event.key !== 'ArrowDown') {
+              return false;
+            }
+            const { state } = view;
+            const { selection } = state;
+            if (
+              !selection.empty ||
+              !(selection instanceof TextSelection)
+            ) {
+              return false;
+            }
+            const { $from } = selection;
+            if ($from.depth === 0 || $from.parent.type === codeBlockType) {
+              return false;
+            }
+            const dir = event.key === 'ArrowUp' ? 'up' : 'down';
+            if (!view.endOfTextblock(dir)) return false;
+
+            const isMermaid = (node: any) =>
+              node?.type === codeBlockType && node.attrs.language === 'mermaid';
+
+            if (event.key === 'ArrowUp') {
+              if ($from.parentOffset !== 0) return false;
+              const beforePos = $from.before();
+              const prev = state.doc.resolve(beforePos).nodeBefore;
+              if (!isMermaid(prev)) return false;
+              const endPos = beforePos - 1;
+              view.dispatch(
+                state.tr.setSelection(
+                  TextSelection.create(state.doc, endPos),
+                ),
+              );
+              return true;
+            }
+            if ($from.parentOffset !== $from.parent.nodeSize - 2) return false;
+            const afterPos = $from.after();
+            const next = state.doc.resolve(afterPos).nodeAfter;
+            if (!isMermaid(next)) return false;
+            const startPos = afterPos + 1;
+            view.dispatch(
+              state.tr.setSelection(
+                TextSelection.create(state.doc, startPos),
+              ),
+            );
+            return true;
+          },
+        },
+      }),
     ];
   },
 });

packages/editor-ext/src/lib/utils.ts

@@ -338,6 +338,15 @@ export const isRowGripSelected = ({
   return !!gripRow;
 };
 
+// TipTap's `editor.view` proxy throws if accessed before mount or after destroy.
+// Guard floating-menu callbacks (getReferencedVirtualElement, shouldShow) with
+// this before touching `editor.view.nodeDOM(...)`.
+export function isEditorReady(
+  editor: Editor | null | undefined,
+): editor is Editor {
+  return !!editor && editor.isInitialized;
+}
+
 export function isTextSelected(editor: Editor) {
   const {
     state: {