Add complete playout service, chat backend, frontend with HLS player and live chat, Docker integration with health checks, updated CHANGELOG and architecture docs

frontend/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "frontend",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc && vite build",
+    "preview": "vite preview"
+  },
+  "devDependencies": {
+    "typescript": "~6.0.2",
+    "vite": "^8.2.0"
+  },
+  "dependencies": {
+    "alpinejs": "^3.15.12",
+    "autoprefixer": "^10.5.4",
+    "hls.js": "^1.6.16",
+    "postcss": "^8.5.25",
+    "tailwindcss": "^4.3.3"
+  }
+}