yxk-20260601-bug修复

1、党委会反馈时，默认选择已完成、完成时间为当前时间
2、反馈信息化流程bpm表单中，附件高度过高的问题修改

src/views/bg/bgpartymatter/components/BgPartymatterBPMForm.vue

@@ -810,8 +810,14 @@
     min-width: 300px;
 
     :deep(.file-list-wrapper) {
-      min-height: auto;
-      padding: 8px;
+      min-height: 0 !important;
+      padding: 4px 8px;
+    }
+
+    :deep(.ant-spin-nested-loading),
+    :deep(.ant-spin-container) {
+      min-height: 0 !important;
+      line-height: 20px;
     }
 
     :deep(.file-list-header) {
@@ -825,7 +831,21 @@
     }
 
     :deep(.ant-empty) {
-      margin: 0;
+      margin: 0 !important;
+      display: flex;
+      align-items: center;
+      min-height: 20px;
+      text-align: left;
+    }
+
+    :deep(.ant-empty-image) {
+      display: none !important;
+    }
+
+    :deep(.ant-empty-description) {
+      color: #94a3b8;
+      font-size: 12px;
+      line-height: 20px;
     }
   }
 </style>