feat: 添加以图搜图功能（CLIP ONNX + pgvector）+ Dify会话修复 + 版本升至V3.30

docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.8'
 
 services:
   db:
-    image: postgres:15-alpine
+    image: pgvector/pgvector:pg15  # 换成这个
     container_name: inventory_db
     restart: always
     environment:
@@ -10,7 +10,7 @@ services:
       POSTGRES_PASSWORD: 1234
       POSTGRES_DB: inventory_system
     volumes:
-      - ./pgdata_docker:/var/lib/postgresql/data
+      - ./pgdata_docker:/var/lib/postgresql/data # 这里保持不变，Docker会自动创建这个新文件夹
     ports:
       - "5435:5432"
 
@@ -41,4 +41,4 @@ services:
     ports:
       - "5175:5173"
     depends_on:
-      - backend
+      - backend