Test original sync approach

backend/selective-entry.ts

@@ -196,11 +196,7 @@ export default {
       request.headers.get("upgrade") === "websocket"
     ) {
       console.log("🔄 Routing to LiveStore sync handler on", request.url);
-      return syncHandler.fetch(
-        request as unknown as Request,
-        env,
-        ctx
-      ) as unknown as WorkerResponse;
+      return syncHandler.fetch(request, env, ctx) as unknown as WorkerResponse;
     }
 
     // Route 3: API routes → Hono app

backend/sync.ts

@@ -1,18 +1,55 @@
-import {
-  makeDurableObject,
-  handleWebSocket,
-} from "@livestore/sync-cf/cf-worker";
-import { type Env, type ExecutionContext } from "./types";
+import { makeDurableObject, makeWorker } from "@livestore/sync-cf/cf-worker";
 
-import { getValidatedUser } from "./auth";
 import { Schema } from "@runtimed/schema";
 
 export class WebSocketServer extends makeDurableObject({
-  onPush: async (message) => {
-    console.log("onPush", message.batch);
+  onPush: async (message, { payload, storeId }) => {
+    try {
+      const decodedPayload = decodePayload(payload);
+      console.log("📝 Push received:", {
+        storeId,
+        eventCount: message.batch.length,
+        hasPayload: !!payload,
+      });
+
+      if (!decodedPayload.authToken) {
+        throw new Error("AuthToken is required");
+      }
+
+      if (decodedPayload?.runtime === true) {
+        console.log("📝 Runtime agent push:", {
+          runtimeId: decodedPayload.runtimeId,
+          storeId,
+          eventCount: message.batch.length,
+        });
+      } else {
+        console.log("📝 User push:", {
+          storeId,
+          eventCount: message.batch.length,
+        });
+      }
+    } catch (error: any) {
+      console.error("🚫 Push authentication failed:", error.message);
+      throw error;
+    }
   },
-  onPull: async (message) => {
-    console.log("onPull", message);
+  onPull: async (_message, { payload, storeId }) => {
+    try {
+      const decodedPayload = decodePayload(payload);
+
+      console.log("📝 Pull request:", {
+        storeId,
+        isRuntime: decodedPayload?.runtime === true,
+        hasPayload: !!payload,
+      });
+
+      if (!decodedPayload.authToken) {
+        throw new Error("AuthToken is required");
+      }
+    } catch (error: any) {
+      console.error("🚫 Pull validation failed:", error.message);
+      throw error;
+    }
   },
 }) {}
 
@@ -39,60 +76,33 @@ const SyncPayloadSchema = Schema.Union(
 
 const decodePayload = Schema.decodeUnknownSync(SyncPayloadSchema);
 
-export default {
-  fetch: async (request: Request, env: Env, ctx: ExecutionContext) => {
-    const url = new URL(request.url);
-
-    const pathname = url.pathname;
+export default makeWorker({
+  syncBackendBinding: "WEBSOCKET_SERVER",
+  validatePayload: async (rawPayload: unknown, { storeId }) => {
+    try {
+      const payload = decodePayload(rawPayload);
 
-    if (!pathname.startsWith("/livestore")) {
-      return new Response("Invalid request", { status: 400 });
-    }
-
-    return handleWebSocket(request, env, ctx, {
-      validatePayload: async (rawPayload) => {
-        try {
-          const payload = decodePayload(rawPayload);
-          let validatedUser = await getValidatedUser(payload.authToken, env);
-
-          if (!validatedUser) {
-            throw new Error("User must be authenticated");
-          }
-
-          // User identity is validated via JWT token
-          // LiveStore will manage clientId for device/app instance identification
-          if (payload?.runtime === true) {
-            // For runtime agents with full payload
-            console.log("✅ Runtime agent authenticated:", {
-              runtimeId: payload.runtimeId,
-              sessionId: payload.sessionId,
-              userId: payload.userId,
-              validatedUserId: validatedUser.id,
-            });
+      if (!payload.authToken || typeof payload.authToken !== "string") {
+        throw new Error("Valid authToken is required");
+      }
 
-            // Verify that the runtime's claimed userId matches the authenticated user
-            if (payload.userId !== validatedUser.id) {
-              throw new Error(
-                `Runtime userId mismatch: payload claims ${payload.userId}, but token is for ${validatedUser.id}`
-              );
-            }
-          } else {
-            // For regular users
-            console.log("✅ Authenticated user:", {
-              userId: validatedUser.id,
-            });
-          }
-
-          // SECURITY NOTE: This validation only occurs at connection time.
-          // The current version of `@livestore/sync-cf` does not provide a mechanism
-          // to verify that the `clientId` on incoming events matches the `clientId`
-          // that was validated with this initial connection payload. A malicious
-          // client could pass this check and then send events with a different clientId.
-        } catch (error: any) {
-          console.error("🚫 Authentication failed:", error.message);
-          throw error; // Reject the WebSocket connection
+      if (payload?.runtime === true) {
+        if (!payload.runtimeId || !payload.sessionId || !payload.userId) {
+          throw new Error(
+            "Runtime agents require runtimeId, sessionId, and userId"
+          );
         }
-      },
-    });
+        console.log(
+          "📝 Runtime agent payload structure valid for store:",
+          storeId
+        );
+      } else {
+        console.log("📝 User payload structure valid for store:", storeId);
+      }
+    } catch (error: any) {
+      console.error("🚫 Payload validation failed:", error.message);
+      throw error;
+    }
   },
-};
+  enableCORS: true,
+});

backend/types.ts

@@ -30,7 +30,7 @@ export type Env = {
   SERVICE_PROVIDER?: string; // "local" | "anaconda"
 
   // Bindings from the original sync worker configuration
-  WEBSOCKET_SERVER: DurableObjectNamespace;
+  SYNC_BACKEND_DO: DurableObjectNamespace;
   DB: D1Database;
 
   // Secrets

package.json

@@ -62,12 +62,12 @@
     "@japikey/cloudflare": "^0.4.0",
     "@japikey/japikey": "^0.4.0",
     "@japikey/shared": "^0.4.0",
-    "@livestore/adapter-web": "^0.3.1",
-    "@livestore/livestore": "^0.3.1",
-    "@livestore/react": "^0.3.1",
-    "@livestore/sync-cf": "^0.3.1",
-    "@livestore/wa-sqlite": "1.0.5-dev.2",
-    "@livestore/webmesh": "^0.3.1",
+    "@livestore/adapter-web": "v0.4.0-dev.10",
+    "@livestore/livestore": "v0.4.0-dev.10",
+    "@livestore/react": "v0.4.0-dev.10",
+    "@livestore/sync-cf": "v0.4.0-dev.10",
+    "@livestore/wa-sqlite": "v0.4.0-dev.10",
+    "@livestore/webmesh": "v0.4.0-dev.10",
     "@microlink/react-json-view": "^1.26.2",
     "@overengineering/fps-meter": "^0.1.2",
     "@radix-ui/react-avatar": "^1.1.10",
@@ -99,7 +99,7 @@
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "date-fns": "^4.1.0",
-    "effect": "3.15.5",
+    "effect": "^3.18.4",
     "fractional-indexing": "^3.2.0",
     "geojson-map-fit-mercator": "^1.1.0",
     "hono": "^4.9.1",
@@ -139,8 +139,8 @@
     "@cloudflare/workers-types": "^4.20250813.0",
     "@effect/vitest": "0.23.7",
     "@eslint/js": "^9.30.1",
-    "@livestore/adapter-node": "^0.3.1",
-    "@livestore/devtools-vite": "^0.3.1",
+    "@livestore/adapter-node": "v0.4.0-dev.10",
+    "@livestore/devtools-vite": "v0.4.0-dev.10",
     "@tailwindcss/cli": "^4.1.10",
     "@tailwindcss/postcss": "^4.1.10",
     "@tailwindcss/typography": "^0.5.16",
@@ -178,15 +178,8 @@
   },
   "pnpm": {
     "overrides": {
-      "effect": "3.15.5",
       "react": "19.0.0",
-      "react-dom": "19.0.0",
-      "@effect/platform": "0.82.4",
-      "@effect/typeclass": "0.34.2",
-      "@effect/cluster": "0.34.2",
-      "@effect/experimental": "0.46.8",
-      "@effect/sql": "0.35.8",
-      "@effect/rpc": "0.59.9"
+      "react-dom": "19.0.0"
     },
     "onlyBuiltDependencies": [
       "@parcel/watcher",

packages/agent-core/package.json

@@ -17,8 +17,7 @@
     "format:check": "prettier --check ."
   },
   "dependencies": {
-    "@livestore/livestore": "^0.3.1",
-    "effect": "3.15.5",
+    "@livestore/livestore": "v0.4.0-dev.10",
     "zod": "^4.0.17",
     "@opentelemetry/api": "^1.9.0"
   },

packages/agent-core/src/store-factory.ts

@@ -47,10 +47,44 @@ export async function createStorePromise(
 ): Promise<Store> {
   const { adapter, notebookId, syncPayload } = config;
 
-  return await createLiveStorePromise({
-    adapter,
-    schema,
-    storeId: notebookId,
-    syncPayload: syncPayload as any,
+  console.log(`🏭 Store Factory: Creating store for notebook:`, {
+    notebookId,
+    hasSyncPayload: !!syncPayload,
+    syncPayloadKeys: syncPayload ? Object.keys(syncPayload) : [],
+    timestamp: new Date().toISOString(),
   });
+
+  try {
+    const store = await createLiveStorePromise({
+      adapter,
+      schema,
+      storeId: notebookId,
+      syncPayload: syncPayload as any,
+    });
+
+    console.log(`✅ Store Factory: Successfully created store for notebook:`, {
+      notebookId,
+      storeExists: !!store,
+      timestamp: new Date().toISOString(),
+    });
+
+    // Add debugging helpers to the store instance
+    (store as any)._debugInfo = {
+      notebookId,
+      createdAt: new Date().toISOString(),
+      syncPayload: syncPayload
+        ? { ...syncPayload, authToken: "[REDACTED]" }
+        : null,
+    };
+
+    return store;
+  } catch (error: any) {
+    console.error(`❌ Store Factory: Failed to create store for notebook:`, {
+      notebookId,
+      error: error.message,
+      stack: error.stack,
+      timestamp: new Date().toISOString(),
+    });
+    throw error;
+  }
 }

packages/ai-core/package.json

@@ -17,9 +17,8 @@
     "format:check": "prettier --check ."
   },
   "dependencies": {
-    "@livestore/livestore": "^0.3.1",
+    "@livestore/livestore": "v0.4.0-dev.10",
     "@opentelemetry/api": "^1.9.0",
-    "effect": "3.15.5",
     "ollama": "^0.5.18",
     "openai": "^5.22.0",
     "zod": "^4.0.17"

packages/pyodide-runtime/src/index.ts

@@ -479,8 +479,9 @@ export class PyodideRuntimeAgent extends LocalRuntimeAgent {
         currentCellRef
       );
 
-      const maxAiIterations: number =
-        parseInt(this.agent.store.query(maxAiIterations$)) || 10;
+      const maxAiIterations: number = parseInt(
+        this.agent.store.query(maxAiIterations$) || "10"
+      );
 
       // Track AI execution for cancellation
       const aiAbortController = new AbortController();

packages/schema/package.json

@@ -17,8 +17,7 @@
     "format:check": "prettier --check ."
   },
   "dependencies": {
-    "@livestore/livestore": "^0.3.1",
-    "effect": "3.15.5",
+    "@livestore/livestore": "v0.4.0-dev.10",
     "zod": "^4.0.17"
   },
   "devDependencies": {

packages/schema/src/queries/ai.ts

@@ -5,5 +5,5 @@ export const maxAiIterations$ = queryDb(
   tables.notebookMetadata
     .select("value")
     .where("key", "=", "max_ai_iterations")
-    .first({ fallback: () => "10" })
+    .first({ behaviour: "fallback", fallback: () => "10" })
 );

packages/schema/src/queries/cellOrdering.ts

@@ -28,7 +28,7 @@ export const firstCell$ = queryDb(
   tables.cells
     .select("id", "fractionalIndex")
     .orderBy("fractionalIndex", "asc")
-    .first({ fallback: () => null }),
+    .first({ behaviour: "fallback", fallback: () => null }),
   { label: "cells.first" }
 );
 
@@ -37,7 +37,7 @@ export const lastCell$ = queryDb(
   tables.cells
     .select("id", "fractionalIndex")
     .orderBy("fractionalIndex", "desc")
-    .first({ fallback: () => null }),
+    .first({ behaviour: "fallback", fallback: () => null }),
   { label: "cells.last" }
 );
 
@@ -88,7 +88,7 @@ export const getAdjacentCells = (cellId: string, fractionalIndex: string) => {
       .select("id", "fractionalIndex")
       .where("fractionalIndex", "<", fractionalIndex)
       .orderBy("fractionalIndex", "desc")
-      .first({ fallback: () => null }),
+      .first({ behaviour: "fallback", fallback: () => null }),
     {
       deps: [cellId, fractionalIndex],
       label: `cells.previous.${cellId}`,
@@ -100,7 +100,7 @@ export const getAdjacentCells = (cellId: string, fractionalIndex: string) => {
       .select("id", "fractionalIndex")
       .where("fractionalIndex", ">", fractionalIndex)
       .orderBy("fractionalIndex", "asc")
-      .first({ fallback: () => null }),
+      .first({ behaviour: "fallback", fallback: () => null }),
     {
       deps: [cellId, fractionalIndex],
       label: `cells.next.${cellId}`,
@@ -116,7 +116,7 @@ export const cellPositionInfo = (cellId: string) =>
     tables.cells
       .select("id", "fractionalIndex")
       .where({ id: cellId })
-      .first({ fallback: () => null }),
+      .first({ behaviour: "fallback", fallback: () => null }),
     {
       deps: [cellId],
       label: `cells.positionInfo.${cellId}`,

packages/schema/src/queries/index.ts

@@ -28,6 +28,7 @@ export const cellFractionalIndex = (cellId: string) =>
       .select("fractionalIndex")
       .where({ id: cellId })
       .first({
+        behaviour: "fallback",
         fallback: () => null,
       }),
     {
@@ -50,6 +51,7 @@ export const cellQuery = {
         .select()
         .where({ id: cellId })
         .first({
+          behaviour: "fallback",
           fallback: () => null,
         }),
       {