feat: 完成产线与仓储系统多模块迭代升级

本次迭代覆盖MES与WMS核心业务：
1. 新增接驳台托盘传感器读取与AGV对接能力
2. 完善工单排产、备料流程与权限体系拆分
3. 优化看板接口与前端路由、样式
4. 新增操作日志、库存盘点与角色保护逻辑
5. 修复代理地址、BOM保存等已知问题

bj_power_wms/internal/handler/eventlog.go

@@ -0,0 +1,28 @@
+package handler
+
+import (
+	"net/http"
+	"strconv"
+
+	"bj_power_wms/internal/svc"
+)
+
+// eventLogListHandler GET /api/event/logs 操作日志分页查询
+// 筛选：eventType(事件类型) operator(操作人) entityType(对象类型) from/to(unix 秒)
+func eventLogListHandler(ctx *svc.ServiceContext) http.HandlerFunc {
+	return requirePerm(ctx, "eventlog:manage", func(w http.ResponseWriter, r *http.Request) {
+		q := r.URL.Query()
+		page, _ := strconv.Atoi(q.Get("page"))
+		pageSize, _ := strconv.Atoi(q.Get("pageSize"))
+		from, _ := strconv.ParseInt(q.Get("from"), 10, 64)
+		to, _ := strconv.ParseInt(q.Get("to"), 10, 64)
+		list, total, err := ctx.EventLog.Query(ctx0(),
+			q.Get("eventType"), q.Get("operator"), q.Get("entityType"),
+			from, to, page, pageSize)
+		if err != nil {
+			fail(w, http.StatusInternalServerError, err.Error())
+			return
+		}
+		ok(w, map[string]any{"list": list, "total": total})
+	})
+}