fix: Rename compose.yml to compose.yaml for Komodo compatibility

Komodo Resource Sync expects compose.yaml (not .yml)
All 22 stack compose files renamed for consistency

stacks/jellyfin/compose.yaml

@@ -0,0 +1,31 @@
+services:
+  jellyfin:
+    image: jellyfin/jellyfin:latest
+    container_name: jellyfin
+    restart: unless-stopped
+    ports:
+      - "127.0.0.1:8096:8096"
+    volumes:
+      - jellyfin_config:/config
+      - jellyfin_cache:/cache
+      - /media:/media:ro
+    devices:
+      - /dev/dri:/dev/dri
+    group_add:
+      - video
+    networks:
+      - jellyfin-network
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8096/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 30s
+
+volumes:
+  jellyfin_config:
+  jellyfin_cache:
+
+networks:
+  jellyfin-network:
+    driver: bridge