完善docker相关配置

docker-compose.yml

@@ -1,14 +1,19 @@
 services:
   codeg:
     build: .
+    # Or use a pre-built image:
+    # image: xintaofei/codeg:latest
     ports:
       - "3080:3080"
     volumes:
       - codeg-data:/data
+      # Mount your project directories (optional):
+      # - /path/to/projects:/projects
     environment:
       - CODEG_TOKEN=${CODEG_TOKEN:-}
       - CODEG_PORT=3080
       - CODEG_HOST=0.0.0.0
+    restart: unless-stopped
 
 volumes:
   codeg-data: