fix(config-profiles): show Git mount refresh progress

Disable duplicate refresh requests and show in-progress feedback while Git mount sources are refreshed.

apps/web/src/components/features/config-profiles/ConfigProfileEditorPanel.tsx

@@ -14,6 +14,7 @@ interface Props {
   saveStatus: "idle" | "saving" | "saved" | "error";
   previewData: ResolvedProfile | null;
   previewingId: string | null;
+  isRefreshingGitMounts: boolean;
   projects: ProjectWithRepos[];
   toolTypes: ToolType[];
   availableProfiles: ConfigProfile[];
@@ -55,6 +56,7 @@ export const ConfigProfileEditorPanel = ({
   saveStatus,
   previewData,
   previewingId,
+  isRefreshingGitMounts,
   projects,
   toolTypes,
   availableProfiles,
@@ -116,8 +118,16 @@ export const ConfigProfileEditorPanel = ({
             </div>
             {!isCreating && selectedProfile && (
               <div className="row row-sm">
-                <button className="btn btn-secondary" onClick={onRefreshGitMounts}>
-                  <Icon name="refresh" size="sm" /> Refresh Git mounts
+                <button className="btn btn-secondary" onClick={onRefreshGitMounts} disabled={isRefreshingGitMounts}>
+                  {isRefreshingGitMounts ? (
+                    <>
+                      <Icon name="loading" size="sm" /> Refreshing Git mounts...
+                    </>
+                  ) : (
+                    <>
+                      <Icon name="refresh" size="sm" /> Refresh Git mounts
+                    </>
+                  )}
                 </button>
                 <button className="btn btn-secondary" onClick={onPreview} disabled={previewingId === selectedProfile.id}>
                   {previewingId === selectedProfile.id ? (