FEAT: cài đặt các thư viện để chuẩn bị build exe trên window

app/core/render_engine.py

@@ -105,6 +105,7 @@ class PythonRenderEngine:
             # Parse synth_engine struct (Task C) — fall back to flat fields
             se = track.get("synth_engine", {}) or {}
             instrument_id = se.get("plugin_id") or track.get("instrument_id", "") or track.get("instrument", "")
+            vst_path = se.get("plugin_path") or ""  # spec desktop: load VST3 từ plugin_path
             instrument_source = se.get("type") or track.get("instrument_source", "soundfont")
             soundfont_bank = se.get("soundfont_bank") if se.get("soundfont_bank") is not None else track.get("soundfont_bank", 0)
             soundfont_program = se.get("soundfont_program") if se.get("soundfont_program") is not None else track.get("soundfont_program", 0)
@@ -189,7 +190,8 @@ class PythonRenderEngine:
                     if midi_events:
                         try:
                             plugin_mgr = PluginManager()
-                            vst = plugin_mgr.load_vst(instrument_id) if instrument_id else None
+                            # Ưu tiên plugin_path (spec desktop) — fallback plugin_id theo tên
+                            vst = plugin_mgr.load_vst(vst_path or instrument_id) if (vst_path or instrument_id) else None
 
                             if instrument_source == "pianobook":
                                 dspreset_path = track.get("dspreset_path", "")