fix(MediaManager): reset folder configuration on path change and update button title for clarity

src/app/App.tsx

@@ -236,9 +236,9 @@ function AppPage({ title, onBack }: { title: string; onBack: () => void }) {
     <div className="size-full flex flex-col bg-neutral-50">
       <Toaster
         position="bottom-center"
-        offset="calc(4rem + env(safe-area-inset-bottom))"
+        offset="calc(4.5rem + env(safe-area-inset-bottom))"
         richColors
-        closeButton
+        expand
         duration={5000}
         toastOptions={{
           style: { fontSize: '0.9rem', fontWeight: 500, padding: '14px 16px' },

src/app/components/MediaManager.tsx

@@ -492,6 +492,7 @@ export default function MediaManager({ initialPath, rootPath, title, config, set
 
   useEffect(() => {
     let cancelled = false;
+    setFolderConfig(null);
     getFileContents(joinPath(path, '.config'))
       .then(async blob => {
         if (cancelled) return;
@@ -903,7 +904,7 @@ export default function MediaManager({ initialPath, rootPath, title, config, set
       await createFolder(joinPath(path, name), true);
       toast.success(`Created folder "${name}"`);
       setShowNewFolder(false); setNewFolderName('');
-      void load(joinPath(path, name));
+      navigateTo(joinPath(path, name));
     } catch (e: any) { toast.error(`Failed to create folder: ${e?.message ?? e}`); }
   };
 
@@ -1045,14 +1046,14 @@ export default function MediaManager({ initialPath, rootPath, title, config, set
           })}
           </div>
           {folderConfig !== null && (
-            <button onClick={() => void handleConfigureFolder()} className="p-1 rounded hover:bg-green-100 text-green-500 flex-shrink-0" title="Folder has .config — click to edit">
+            <button onClick={() => void handleConfigureFolder()} className="p-1 rounded hover:bg-green-100 text-green-500 flex-shrink-0" title="Edit Folder Config">
               <SlidersHorizontal className="w-3.5 h-3.5" strokeWidth={3} />
             </button>
           )}
         </div>
         {(folderConfig?.['base_url']) && (
           <div className="text-xs text-neutral-400 mt-0.5 truncate">
-            Base: {folderConfig?.['base_url']}
+            {folderConfig?.['base_url']}
           </div>
         )}