chore: init bj_power monorepo (dashboard/mes/wms/wms_client/workstation), clear subproject git metadata and align naming to folder names

bj_power_mes/internal/audit/operator.go

@@ -0,0 +1,37 @@
+package audit
+
+// 管����作审计公共能力�
+//
+// �责�
+//  1. OperatorFromCtx �HTTP 请求 context ��当�登录�作人（uid �用户�）�
+//     �logic 层记录人工�作时�带�
+//
+// �作人缺失兜底："系统"（自动化触�，�人工�作）�
+
+import (
+	"context"
+	"fmt"
+
+	xhttp "bj_power_mes/common/httpx"
+	"bj_power_mes/ent"
+	"bj_power_mes/ent/user"
+)
+
+// OperatorFromCtx 从请�context ���作人用户��
+// 无登录上下文（自动触�）返回 "系统"；查库失败兜�"用户#<id>"，��审计�丢�作人�
+func OperatorFromCtx(ctx context.Context, entClient *ent.Client) string {
+	if entClient == nil {
+		return "系统"
+	}
+	uid := xhttp.GetUidFromCtx(ctx)
+	if uid <= 0 {
+		return "系统"
+	}
+	u, err := entClient.User.Query().
+		Where(user.IDEQ(int(uid))).
+		Only(ctx)
+	if err != nil {
+		return fmt.Sprintf("用户#%d", uid)
+	}
+	return u.Username
+}