fix: 移除工作台风险分布饼图区域，简化页面布局

backend/src/services/risk.service.ts

@@ -340,7 +340,7 @@ async function detectSpecialStatusRisks(orgId: string) {
     },
   })
 
-  const risks: { employeeId: string; type: RiskType; level: RiskLevel; title: string; description: string; actionUrl: string }[] = []
+  const risks: { employeeId: string; type: RiskType; level: RiskLevel; title: string; description: string; actionUrl: string; deadline?: Date }[] = []
 
   for (const ss of specialStatuses) {
     const emp = ss.employee
@@ -956,6 +956,8 @@ export async function getDashboardData(orgId: string) {
     contract: dedupedTodos.filter((t) => t.type === 'CONTRACT').length,
     salary: dedupedTodos.filter((t) => t.type === 'SALARY').length,
     termination: dedupedTodos.filter((t) => t.type === 'TERMINATION').length,
+    retirement: dedupedTodos.filter((t) => t.type === 'RETIREMENT').length,
+    monthly: dedupedTodos.filter((t) => t.type === 'MONTHLY').length,
   }
 
   // 按优先级排序：URGENT > HIGH > MEDIUM > LOW（priorityOrder 已在上方声明）