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src/server/service/file-uploader/uploader.js

@@ -12,6 +12,7 @@ class Uploader {
     return !this.configManager.getConfig('crowi', 'app:fileUploadDisabled') && this.isValidUploadSettings();
   }
 
+  // File reading is possible even if uploading is disabled
   getIsReadable() {
     return this.isValidUploadSettings();
   }