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/src/test-utils/vitest-setup.ts

@@ -0,0 +1,5 @@
+process.env.GIT_TERMINAL_PROMPT = "0";
+process.env.GIT_SSH_COMMAND = "ssh -oBatchMode=yes";
+process.env.SSH_ASKPASS = "/usr/bin/false";
+process.env.SSH_ASKPASS_REQUIRE = "force";
+process.env.DISPLAY = process.env.DISPLAY ?? "1";