feat: synced blocks (transclusion) (#2163)

* feat: synced blocks (transclusion)

* fix:remove name

* make placeholders smaller

* feat: enforce strict transclusion schema

* fix: scope synced blocks to workspace, gate unsync on edit permission

* fix collab module error

apps/client/src/features/transclusion/services/transclusion-api.ts

@@ -0,0 +1,37 @@
+import api from "@/lib/api-client";
+import type {
+  ReferencingPagesResponse,
+  TransclusionLookup,
+} from "../types/transclusion.types";
+
+export async function lookupTransclusion(params: {
+  references: Array<{ sourcePageId: string; transclusionId: string }>;
+}): Promise<{ items: TransclusionLookup[] }> {
+  const r = await api.post("/pages/transclusion/lookup", params);
+  return r.data;
+}
+
+export async function lookupTransclusionForShare(params: {
+  shareId: string;
+  references: Array<{ sourcePageId: string; transclusionId: string }>;
+}): Promise<{ items: TransclusionLookup[] }> {
+  const r = await api.post("/shares/transclusion/lookup", params);
+  return r.data;
+}
+
+export async function listReferences(params: {
+  sourcePageId: string;
+  transclusionId: string;
+}): Promise<ReferencingPagesResponse> {
+  const r = await api.post("/pages/transclusion/references", params);
+  return r.data;
+}
+
+export async function unsyncReference(params: {
+  referencePageId: string;
+  sourcePageId: string;
+  transclusionId: string;
+}): Promise<{ content: unknown }> {
+  const r = await api.post("/pages/transclusion/unsync-reference", params);
+  return r.data;
+}