select fix

apps/api/app/admin/files.rb

@@ -122,7 +122,7 @@ ActiveAdmin.register_page "Files" do
                   text_node " "
                   abs_path = "/softwares/#{entry[:path]}"
                   a "Select", href: "#", class: "fm-btn fm-btn-select",
-                    onclick: "window.parent.postMessage({type:'file-picked',field:'#{j picker_field}',path:'#{j abs_path}'},'*');return false;"
+                    onclick: "window.parent.filePickerSelect('#{j picker_field}','#{j abs_path}');return false;"
                 end
 
                 # Hidden rename form

apps/api/app/assets/javascripts/active_admin.js

@@ -61,17 +61,15 @@
     }
   }
 
-  // Listen for file selection from iframe
-  window.addEventListener('message', function(event) {
-    if (event.data && event.data.type === 'file-picked') {
-      var input = document.getElementById(event.data.field);
-      if (input) {
-        input.value = event.data.path;
-        input.dispatchEvent(new Event('change', { bubbles: true }));
-      }
-      closeFilePicker();
+  // Global callback for iframe to call directly (same-origin)
+  window.filePickerSelect = function(fieldId, path) {
+    var input = document.getElementById(fieldId);
+    if (input) {
+      input.value = path;
+      input.dispatchEvent(new Event('change', { bubbles: true }));
     }
-  });
+    closeFilePicker();
+  };
 
   document.addEventListener('DOMContentLoaded', addBrowseButtons);
 

apps/api/app/assets/stylesheets/active_admin.scss

@@ -15,7 +15,7 @@
 .fm-btn { display: inline-block; padding: 5px 12px; background: #5a6268; color: #fff; border: none; border-radius: 3px; font-size: 12px; cursor: pointer; text-decoration: none;
   &:hover { background: #484e53; color: #fff; }
 }
-.fm-btn-select { background: #28a745; &:hover { background: #218838; } }
+.fm-btn-select { background: #28a745; color: #fff !important; &:hover { background: #218838; color: #fff !important; } &:visited { color: #fff !important; } }
 .fm-table {
   width: 100%; border-collapse: collapse;
   th { background: #f0f0f0; padding: 8px 12px; text-align: left; font-size: 12px; text-transform: uppercase; color: #666; border-bottom: 2px solid #ddd; }