fix: show all presets always, no filter by selection

Remove selection-based filter entirely. Suggestions list stays
stable across select/deselect — no preset appears at top when
deselecting.

app/static/js/app.jsx

@@ -16181,7 +16181,7 @@ const App = () => {
           aiPromptMgrRef.current = new window.PromptTemplateManager();
         }
         const promptMgr = aiPromptMgrRef.current;
-        const suggestions = promptMgr ? (hasSelItem ? promptMgr.presets.filter(function(p) { return p.category === 'Rearrange / Variation'; }) : promptMgr.presets) : [];
+        const suggestions = promptMgr ? promptMgr.presets : [];
         const handleApplySuggestion = (preset) => {
           if (hasSelItem) {
             setAiPrompt(`Rearrange this melody line in ${preset.name} style`);

wiki.md

@@ -712,3 +712,9 @@
 - **Các file ảnh hưởng:** `app/static/js/app.jsx`
 - **Ghi chú/Test (nếu có):** `npm run build` — build passes.
 ---
+
+### [2026-07-29 10:19] Task: Show all presets always, no filter by selection
+- **Tóm tắt thay đổi:** Luôn hiển thị `promptMgr.presets` đầy đủ, không filter theo selection state — tránh preset đầu tiên nhảy vào list khi bỏ chọn item.
+- **Các file ảnh hưởng:** `app/static/js/app.jsx`
+- **Ghi chú/Test (nếu có):** `npm run build` — build passes.
+---