fix(frontend): 上传报告支持聊天记录选取图片，移除从文件夹选取入口

cfc-frontend/pages/health/report-upload.vue

@@ -19,11 +19,6 @@
           <text class="upload-card-title">拍照上传</text>
           <text class="upload-card-desc">拍摄纸质报告或舌象</text>
         </view>
-        <view class="upload-card card-folder" @click="pickFromFolder">
-          <view class="upload-card-icon">📁</view>
-          <text class="upload-card-title">从文件夹选取</text>
-          <text class="upload-card-desc">手机本地文件</text>
-        </view>
       </view>
 
       <!-- 采集中面板 -->
@@ -172,8 +167,7 @@ export default {
       this.ensureAgreed(function() {
         uni.chooseMessageFile({
           count: 1,
-          type: 'file',
-          extension: ['pdf'],
+          type: 'all',
           success: function(res) {
             var files = res.tempFiles
             if (files && files.length > 0) {
@@ -200,33 +194,6 @@ export default {
         })
       })
     },
-    pickFromFolder: function() {
-      var self = this
-      this.ensureAgreed(function() {
-        uni.chooseMessageFile({
-          count: 1,
-          type: 'file',
-          success: function(res) {
-            var files = res.tempFiles
-            if (files && files.length > 0) {
-              self.uploadReport(files[0].path, files[0].name || '本地文件')
-            }
-          },
-          fail: function() {
-            // 降级到相册
-            uni.chooseImage({
-              count: 1,
-              sourceType: ['album'],
-              success: function(res) {
-                if (res.tempFilePaths && res.tempFilePaths.length > 0) {
-                  self.uploadReport(res.tempFilePaths[0], '相册文件')
-                }
-              }
-            })
-          }
-        })
-      })
-    },
     uploadReport: function(filePath, fileName) {
       if (!filePath) return
       var self = this
@@ -429,15 +396,6 @@ export default {
   color: #fff;
 }
 
-.card-folder {
-  background: #F0FDF4;
-  border: 2rpx dashed #86EFAC;
-}
-.card-folder .upload-card-icon {
-  background: linear-gradient(135deg, #22C55E, #16A34A);
-  color: #fff;
-}
-
 /* 采集中面板 */
 .collecting-panel {
   margin-bottom: 20rpx;