Add jellyfin, beszel, and watchtower stack compose files

Migrated from Portainer to Komodo for lpdelta01 server.

- jellyfin: Media server with hardware transcoding
- beszel: Monitoring agent
- watchtower: Container auto-updater

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

stacks/jellyfin.compose.yml

@@ -0,0 +1,26 @@
+services:
+  jellyfin:
+    image: jellyfin/jellyfin:latest
+    container_name: jellyfin
+    environment:
+      - PUID=1026
+      - PGID=100
+      - TZ=America/Los_Angeles
+      - JELLYFIN_FFmpeg__probesize=50000000
+      - JELLYFIN_FFmpeg__analyzeduration=200000000
+    network_mode: 'host'
+#    ports:
+#      - 8096:8096
+#      - 8920:8920
+#      - 7359:7359/udp
+#      - 1900:1900/udp
+    volumes:
+      - /home/stray/docker/jellyfin/config:/config
+      - /home/stray/docker/jellyfin/cache:/cache
+      - /media/syn02_data:/media
+    group_add:
+      - "27"
+      - "104"
+    devices:
+      - /dev/dri:/dev/dri
+    restart: unless-stopped