Add initial work from Codex

.gitignore

@@ -219,6 +219,12 @@ build/Release
 node_modules/
 jspm_packages/
 
+# Frontend build/typecheck artifacts
+frontend/dist/
+frontend/*.tsbuildinfo
+frontend/vite.config.js
+frontend/vite.config.d.ts
+
 # Snowpack dependency directory (https://snowpack.dev/)
 web_modules/
 
@@ -312,3 +318,6 @@ dist
 .yarn/install-state.gz
 .pnp.*
 
+# This project uses Kubernetes + Grafana Alloy instead of local docker compose collector.
+docker-compose.yml
+otel-collector-config.yaml