v0.2.0: CRM/ERP 系统升级 - 清理 .gitignore 并移除误提交的 venv/env/db 文件

- 更新 .gitignore：全面覆盖环境变量、数据库、日志、缓存、上传文件
- 移除误跟踪的 server/venv/、crm_data.db、.env 文件
- 新增 server/.env.example 模板
- 新增合同管理、利润核算、AI教练等功能模块
- 新增 Playwright e2e 测试套件
- 前后端多项功能升级和 bug 修复

server/app/api/import_export.py

@@ -56,7 +56,7 @@ async def import_products(
     current_user: CurrentUserPayload = Depends(get_current_user),
 ):
     from openpyxl import load_workbook
-    from app.models.erp import ErpProductSku
+    from app.models.erp import ProductSku
 
     content = await file.read()
     wb = load_workbook(io.BytesIO(content))
@@ -79,7 +79,6 @@ async def import_products(
             spec = str(row[2] or "").strip() or None
             standard_price = float(row[3] or 0)
             unit = str(row[4] or "桶").strip()
-            warning_threshold = float(row[5] or 0)
 
             if not sku_code or not name:
                 skipped += 1
@@ -87,22 +86,21 @@ async def import_products(
 
             # 检查 sku_code 是否已存在
             exists = (await db.execute(
-                select(func.count()).select_from(ErpProductSku).where(
-                    ErpProductSku.sku_code == sku_code,
-                    ErpProductSku.is_deleted.is_(False),
+                select(func.count()).select_from(ProductSku).where(
+                    ProductSku.sku_code == sku_code,
+                    ProductSku.is_deleted.is_(False),
                 )
             )).scalar()
             if exists:
                 skipped += 1
                 continue
 
-            sku = ErpProductSku(
+            sku = ProductSku(
                 sku_code=sku_code,
                 name=name,
                 spec=spec,
                 standard_price=standard_price,
                 unit=unit,
-                warning_threshold=warning_threshold,
             )
             db.add(sku)
             created += 1