feat: Add animated particles background and interactive server map

- Added ParticlesBackground component with Canvas-based animation
- Created ServerMap with 25+ global server locations
- Added interactive hover tooltips for server details
- Implemented real-time stats display (users, latency)
- Fixed hydration mismatch error in ServerMap
- Increased particle visibility (opacity 0.6, 150 particles)
- Added Docker support with docker-compose.yml
- Created comprehensive documentation (SETUP.md, DEBUG.md, FEATURES.md)
- Added translations for new sections (EN/RU/ZH)
- Configured proper port mapping (5173)

New features:
- Animated particles with dynamic connections
- Global network infrastructure visualization
- 25 server locations across 6 continents
- Hover interactions with server statistics
- Responsive design for all screen sizes

src/components/ui/aspect-ratio.tsx

@@ -0,0 +1,5 @@
+import * as AspectRatioPrimitive from "@radix-ui/react-aspect-ratio"
+
+const AspectRatio = AspectRatioPrimitive.Root
+
+export { AspectRatio }