初始提交：项目基础结构

- backend: FastAPI 后端服务 (Python)
- frontend: React + Tauri 前端应用
- docker-compose.yml: 容器编排配置

docker-compose.yml

@@ -0,0 +1,27 @@
+# ============================================================
+# 生产流转管理系统 — PostgreSQL 15 + pgvector
+# 独立于老系统数据库，通过逻辑外键关联 user / material
+# ============================================================
+
+services:
+  track_db_prod:
+    image: pgvector/pgvector:pg15
+    container_name: track_db_prod
+    restart: unless-stopped
+    environment:
+      POSTGRES_USER: track
+      POSTGRES_PASSWORD: track_prod_2026
+      POSTGRES_DB: track_production
+    ports:
+      - "5433:5432"          # 避开老系统 5432 端口
+    volumes:
+      - track_pgdata:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U track -d track_production"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+
+volumes:
+  track_pgdata:
+    name: track_pgdata