fix in db and collaborate

static/js/socket.js

@@ -97,6 +97,8 @@ class RoomSocket {
         guest_id: this.guestId || null,
         color: this.color || null,
         diagnostics: this.clientDiagnostics(),
+        client_id: this.clientId || null,
+        known_revision_id: this.getKnownRevision?.() ?? null,
       });
       this.emitDiagnostics();
     });
@@ -130,6 +132,7 @@ class RoomSocket {
         return;
       }
       if (message.type === "document") this.onDocument?.(message);
+      if (message.type === "resync") this.onResync?.(message);
       if (message.type === "presence") this.onPresence?.(message.users || []);
       if (message.type === "chat") this.onChat?.(message);
       if (message.type === "pong") {
@@ -302,7 +305,15 @@ class RoomSocket {
     return true;
   }
 
-  update(content, ownerMap = "[]") { this.send({ type: "update", content, owner_map: ownerMap }); }
+  update(baseRevisionId, updateId, operation, ownerReplacements = []) {
+    return this.send({
+      type: "update",
+      base_revision_id: baseRevisionId,
+      update_id: updateId,
+      operation,
+      owner_replacements: ownerReplacements,
+    });
+  }
   chat(text) { this.send({ type: "chat", text }); }
   setColor(color) { this.color = color || null; this.send({ type: "set_color", color: this.color }); }