✨(y-webrtc-signaling) create signaling server

Create signaling server for WebRTC.
It will be used for the collaborative editor, client
will connect to this server to see their
changes in real-time.

src/frontend/apps/y-webrtc-signaling/tsconfig.json

@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "target": "es5",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "bundler",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve",
+    "incremental": false,
+    "outDir": "./dist",
+  },
+  "include": ["**/*.ts"],
+  "exclude": ["node_modules"]
+}