WIP: Large refactor checkpoint

- Refactored daemon client and RPC layer
- Added new client package structure in server
- Removed legacy hooks (use-daemon-request, use-session-rpc, use-websocket)
- Added use-daemon-client hook
- Added e2e test infrastructure with Playwright
- Updated agent providers and session handling
- Removed codex-sdk patches

packages/server/vitest.config.ts

@@ -12,6 +12,7 @@ export default defineConfig({
     hookTimeout: 30000,
     globals: true,
     environment: "node",
+    setupFiles: [path.resolve(__dirname, "./src/test-utils/vitest-setup.ts")],
     pool: "threads",
     poolOptions: {
       threads: {