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>

media_server/models/__init__.py

@@ -0,0 +1,17 @@
+"""Pydantic models for the media server API."""
+
+from .media import (
+    MediaState,
+    MediaStatus,
+    VolumeRequest,
+    SeekRequest,
+    MediaInfo,
+)
+
+__all__ = [
+    "MediaState",
+    "MediaStatus",
+    "VolumeRequest",
+    "SeekRequest",
+    "MediaInfo",
+]