Add Docker deployment support and PWA enhancements

- Add Dockerfile with multi-stage build (Node.js + Nginx)
- Add docker-compose.yml for Portainer stack deployment on port 7777
- Add nginx.conf with PWA support, gzip compression, and security headers
- Add .dockerignore for optimized Docker builds
- Add DEPLOYMENT.md with comprehensive deployment guide
- Configure Vite PWA plugin with service worker and offline support
- Add PWA manifest.json with app icons and shortcuts
- Enhance logo.svg with iOS-style glass effects (filters, gradients, highlights)
- Add app-icon.svg for PWA installation
- Update mobile nav with glassmorphic active tab styling
- Fix mobile tab bar layout shift issues with flex-1 and consistent sizing
- Update index.html with PWA meta tags and Apple-specific settings
- Add health check endpoint at /health for container monitoring

Co-authored-by: Cursor <cursoragent@cursor.com>

public/manifest.json

@@ -0,0 +1,65 @@
+{
+  "name": "IndeedHub - Decentralized Media Streaming",
+  "short_name": "IndeedHub",
+  "description": "Stream films and content on the decentralized web powered by Nostr and Bitcoin",
+  "start_url": "/",
+  "display": "standalone",
+  "background_color": "#0a0a0a",
+  "theme_color": "#0a0a0a",
+  "orientation": "portrait-primary",
+  "icons": [
+    {
+      "src": "/assets/images/app-icon.svg",
+      "sizes": "any",
+      "type": "image/svg+xml",
+      "purpose": "any maskable"
+    },
+    {
+      "src": "/pwa-192x192.png",
+      "sizes": "192x192",
+      "type": "image/png",
+      "purpose": "any"
+    },
+    {
+      "src": "/pwa-512x512.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "any"
+    },
+    {
+      "src": "/pwa-maskable-192x192.png",
+      "sizes": "192x192",
+      "type": "image/png",
+      "purpose": "maskable"
+    },
+    {
+      "src": "/pwa-maskable-512x512.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "maskable"
+    },
+    {
+      "src": "/apple-touch-icon.png",
+      "sizes": "180x180",
+      "type": "image/png",
+      "purpose": "any"
+    }
+  ],
+  "categories": ["entertainment", "video", "streaming"],
+  "shortcuts": [
+    {
+      "name": "Browse Films",
+      "short_name": "Films",
+      "description": "Browse all films",
+      "url": "/films",
+      "icons": [{ "src": "/assets/images/app-icon.svg", "sizes": "96x96" }]
+    },
+    {
+      "name": "My List",
+      "short_name": "My List",
+      "description": "View your saved content",
+      "url": "/mylist",
+      "icons": [{ "src": "/assets/images/app-icon.svg", "sizes": "96x96" }]
+    }
+  ]
+}