Initial commit: LiveStream Platform

Backend: FastAPI + SQLAlchemy + SQLite
Frontend: React + Vite + Ant Design (serif Anthropic theme)
Media server: MediaMTX with edge node support
Load balancing: round-robin / weighted / least-conn
Multicast detection with automatic fallback
Transcoding support via FFmpeg (configurable quality)
hls.js player with line & quality switching
Admin panel with password auth
Windows compatible scripts

mediamtx/mediamtx.yml

@@ -0,0 +1,20 @@
+logLevel: info
+logDestinations: [stdout]
+
+rtmp: yes
+rtmpAddress: :1935
+
+rtsp: yes
+rtspAddress: :8554
+
+hls: yes
+hlsAddress: :8888
+
+webrtc: yes
+webrtcAddress: :8889
+
+api: yes
+apiAddress: :9997
+
+paths:
+  all: