Use prebuilt image and rename compose file

Replace local build with prebuilt image
Image: gitea.jeanlucmakiola.de/makiolaj/gearbox:latest

compose.yml

@@ -0,0 +1,23 @@
+services:
+  gearbox:
+    image: gitea.jeanlucmakiola.de/makiolaj/gearbox:latest
+    container_name: gearbox
+    ports:
+      - "3000:3000"
+    environment:
+      - NODE_ENV=production
+      - DATABASE_PATH=./data/gearbox.db
+    volumes:
+      - gearbox-data:/app/data
+      - gearbox-uploads:/app/uploads
+    healthcheck:
+      test: ["CMD", "bun", "-e", "fetch('http://localhost:3000/api/health').then(r=>r.ok?process.exit(0):process.exit(1)).catch(()=>process.exit(1))"]
+      interval: 30s
+      timeout: 5s
+      start_period: 10s
+      retries: 3
+    restart: unless-stopped
+
+volumes:
+  gearbox-data:
+  gearbox-uploads: