Initial commit: Media Server for remote media control

FastAPI REST API server for controlling system-wide media playback
on Windows, Linux, macOS, and Android.

Features:
- Play/Pause/Stop/Next/Previous track controls
- Volume control and mute
- Seek within tracks
- Current track info (title, artist, album, artwork)
- WebSocket real-time status updates
- Script execution API
- Token-based authentication
- Cross-platform support

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

config.example.yaml

@@ -0,0 +1,47 @@
+# Media Server Configuration
+# Copy this file to config.yaml and customize as needed.
+# A secure token will be auto-generated on first run if not specified.
+
+# API Token (generate a secure random token)
+api_token: "your-secure-token-here"
+
+# Server settings
+host: "0.0.0.0"
+port: 8765
+
+# Custom scripts
+scripts:
+  lock_screen:
+    command: "rundll32.exe user32.dll,LockWorkStation"
+    label: "Lock Screen"
+    description: "Lock the workstation"
+    timeout: 5
+    shell: true
+
+  hibernate:
+    command: "shutdown /h"
+    label: "Hibernate"
+    description: "Hibernate the PC"
+    timeout: 10
+    shell: true
+
+  sleep:
+    command: "rundll32.exe powrprof.dll,SetSuspendState 0,1,0"
+    label: "Sleep"
+    description: "Put PC to sleep"
+    timeout: 10
+    shell: true
+
+  shutdown:
+    command: "shutdown /s /t 0"
+    label: "Shutdown"
+    description: "Shutdown the PC immediately"
+    timeout: 10
+    shell: true
+
+  restart:
+    command: "shutdown /r /t 0"
+    label: "Restart"
+    description: "Restart the PC immediately"
+    timeout: 10
+    shell: true