Initial commit: Rondevu signaling server

Open signaling and tracking server for peer discovery in distributed P2P applications.

Features:
- REST API for WebRTC peer discovery and signaling
- Origin-based session isolation
- Multiple storage backends (SQLite, in-memory, Cloudflare KV)
- Docker and Cloudflare Workers deployment support
- Automatic session cleanup and expiration

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

src/worker.ts

@@ -0,0 +1,39 @@
+import { createApp } from './app.ts';
+import { KVStorage } from './storage/kv.ts';
+
+/**
+ * Cloudflare Workers environment bindings
+ */
+export interface Env {
+  SESSIONS: KVNamespace;
+  SESSION_TIMEOUT?: string;
+  CORS_ORIGINS?: string;
+}
+
+/**
+ * Cloudflare Workers fetch handler
+ */
+export default {
+  async fetch(request: Request, env: Env, ctx: ExecutionContext): Promise<Response> {
+    // Initialize KV storage
+    const storage = new KVStorage(env.SESSIONS);
+
+    // Parse configuration
+    const sessionTimeout = env.SESSION_TIMEOUT
+      ? parseInt(env.SESSION_TIMEOUT, 10)
+      : 300000; // 5 minutes default
+
+    const corsOrigins = env.CORS_ORIGINS
+      ? env.CORS_ORIGINS.split(',').map(o => o.trim())
+      : ['*'];
+
+    // Create Hono app
+    const app = createApp(storage, {
+      sessionTimeout,
+      corsOrigins,
+    });
+
+    // Handle request
+    return app.fetch(request, env, ctx);
+  },
+};