Web player served by stemserve

Plex browsing, stem mixer with presets, shuffle, repeat all/one, playback
speed, queue, waveform seek. stemserve serves web/ at / without the token.
stemserve image now builds from the repo root.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

server/README.md

@@ -15,8 +15,9 @@ from the desktop). From an unraid terminal:
 ```sh
 mkdir -p /mnt/user/appdata/stemserve/cache /mnt/user/appdata/stemd/state/queue
 chown -R 99:100 /mnt/user/appdata/stemserve /mnt/user/appdata/stemd
-cp -r /path/to/stemify/server /mnt/user/appdata/stemserve/src   # or copy over SMB
-docker build -t stemserve /mnt/user/appdata/stemserve/src
+mkdir -p /mnt/user/appdata/stemserve/src   # needs server/ and web/ from the repo
+cp -r /path/to/stemify/{server,web} /mnt/user/appdata/stemserve/src/   # or copy over SMB
+docker build -f /mnt/user/appdata/stemserve/src/server/Dockerfile -t stemserve /mnt/user/appdata/stemserve/src
 docker run -d --name stemserve --restart unless-stopped -p 8765:8765 \
   -v /mnt/user/Music/Stems:/stems:ro \
   -v /mnt/user/appdata/stemserve/cache:/cache \