feat: add title-only search mode

Adds a titleOnly flag to page search: the Postgres driver matches
titles via trigram-indexed unaccented LIKE ranked by word_similarity,
and a Match filter in the search spotlight switches between everything
and title-only matching.

apps/client/src/features/search/components/search-spotlight-filters.tsx

@@ -16,6 +16,7 @@ import {
   IconCheck,
   IconUser,
   IconTag,
+  IconLetterCase,
 } from "@tabler/icons-react";
 import { useTranslation } from "react-i18next";
 import { useGetSpacesQuery } from "@/features/space/queries/space-query";
@@ -53,6 +54,7 @@ export function SearchSpotlightFilters({
     null
   );
   const [selectedLabelIds, setSelectedLabelIds] = useState<string[]>([]);
+  const [titleOnly, setTitleOnly] = useState(false);
   const [openedFilter, setOpenedFilter] = useState<string | null>(null);
   const [visibleFilters, setVisibleFilters] = useState<string[]>([]);
   const [workspace] = useAtom(workspaceAtom);
@@ -77,12 +79,14 @@ export function SearchSpotlightFilters({
       contentType,
       creatorId: selectedCreatorId,
       labelIds: selectedLabelIds,
+      titleOnly,
     });
   }, [
     selectedSpaceId,
     contentType,
     selectedCreatorId,
     selectedLabelIds,
+    titleOnly,
     onFiltersChange,
   ]);
 
@@ -250,6 +254,55 @@ export function SearchSpotlightFilters({
         </Menu.Dropdown>
       </Menu>
 
+      {contentType !== "attachment" && !isAiMode && (
+        <Menu
+          shadow="md"
+          width={200}
+          position="bottom-start"
+          zIndex={getDefaultZIndex("max")}
+        >
+          <Menu.Target>
+            <Button
+              variant="subtle"
+              color="gray"
+              size="sm"
+              rightSection={<IconChevronDown size={14} />}
+              leftSection={<IconLetterCase size={16} />}
+              className={classes.filterButton}
+              fw={500}
+            >
+              {`${t("Match")}: ${titleOnly ? t("Title only") : t("Everything")}`}
+            </Button>
+          </Menu.Target>
+          <Menu.Dropdown>
+            <Menu.Item
+              component={RadioMenuItem}
+              aria-checked={!titleOnly}
+              onClick={() => setTitleOnly(false)}
+            >
+              <Group flex="1" gap="xs">
+                <Text size="sm" style={{ flex: 1 }}>
+                  {t("Everything")}
+                </Text>
+                {!titleOnly && <IconCheck size={20} aria-hidden />}
+              </Group>
+            </Menu.Item>
+            <Menu.Item
+              component={RadioMenuItem}
+              aria-checked={titleOnly}
+              onClick={() => setTitleOnly(true)}
+            >
+              <Group flex="1" gap="xs">
+                <Text size="sm" style={{ flex: 1 }}>
+                  {t("Title only")}
+                </Text>
+                {titleOnly && <IconCheck size={20} aria-hidden />}
+              </Group>
+            </Menu.Item>
+          </Menu.Dropdown>
+        </Menu>
+      )}
+
       {orderedVisibleFilters.map((filterKey) => {
         if (filterKey === "creator") {
           return (

apps/client/src/features/search/components/search-spotlight.tsx

@@ -33,6 +33,7 @@ export function SearchSpotlight({ spaceId }: SearchSpotlightProps) {
     contentType?: string;
     creatorId?: string | null;
     labelIds?: string[];
+    titleOnly?: boolean;
   }>({
     contentType: "page",
   });
@@ -58,6 +59,10 @@ export function SearchSpotlight({ spaceId }: SearchSpotlightProps) {
       params.labelIds = filters.labelIds;
     }
 
+    if (filters.titleOnly) {
+      params.titleOnly = true;
+    }
+
     return params;
   }, [debouncedSearchQuery, filters]);
 

apps/client/src/features/search/types/search.types.ts

@@ -38,6 +38,7 @@ export interface IPageSearchParams {
   shareId?: string;
   creatorId?: string;
   labelIds?: string[];
+  titleOnly?: boolean;
 }
 
 export interface IAttachmentSearch {