Initial commit: Anvil Lounge chat application

- React frontend with Vite + TypeScript
- Cloudflare Worker backend with Durable Objects
- AI-powered chat moderation via OpenAI
- WebSocket-based real-time messaging
- XSS prevention, rate limiting, input validation

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.gitignore

@@ -0,0 +1,26 @@
+# Dependencies
+node_modules/
+
+# Build outputs
+dist/
+.wrangler/
+
+# Environment files
+.env
+.env.local
+.env.*.local
+.dev.vars
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+.DS_Store
+
+# Logs
+*.log
+npm-debug.log*
+
+# TypeScript
+*.tsbuildinfo