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

app/core/vst_scanner.py

@@ -0,0 +1,86 @@
+import os
+import platform
+import logging
+from typing import List, Dict, Any
+
+logger = logging.getLogger(__name__)
+
+
+class NativePluginScanner:
+    """Quét thư mục custom chứa VST3 (.vst3) / Audio Unit (.component trên macOS)
+    — spec DESKTOP VST (2026-08-08): POST /api/v1/desktop/plugins/scan."""
+
+    def __init__(self):
+        self.os_type = platform.system()  # 'Linux', 'Windows', 'Darwin'
+
+    def scan_directories(self, target_paths: List[str]) -> List[Dict[str, Any]]:
+        found_plugins = []
+        seen = set()
+
+        for base_path in target_paths:
+            if not base_path:
+                continue
+            if not os.path.exists(base_path):
+                logger.warning(f"Scan path does not exist: {base_path}")
+                continue
+
+            for root, dirs, files in os.walk(base_path):
+                for dir_name in dirs:
+                    full_path = os.path.join(root, dir_name)
+
+                    # VST3 = bundle directory *.vst3
+                    if dir_name.endswith('.vst3'):
+                        plugin_name = dir_name[:-5]
+                        pid = f"vst3_{plugin_name.lower().replace(' ', '_')}"
+                        if pid in seen:
+                            continue
+                        seen.add(pid)
+                        found_plugins.append({
+                            "id": pid,
+                            "name": plugin_name,
+                            "type": "VST3",
+                            "format": "VST3",
+                            "category": "Instrument",
+                            "vendor": self._read_vendor(full_path) or None,
+                            "path": full_path,
+                            "is_instrument": True,
+                            "has_native_gui": True
+                        })
+                    # Audio Unit = bundle *.component (macOS only)
+                    elif dir_name.endswith('.component') and self.os_type == 'Darwin':
+                        plugin_name = dir_name[:-10]
+                        pid = f"au_{plugin_name.lower().replace(' ', '_')}"
+                        if pid in seen:
+                            continue
+                        seen.add(pid)
+                        found_plugins.append({
+                            "id": pid,
+                            "name": plugin_name,
+                            "type": "AU",
+                            "format": "AudioUnit",
+                            "category": "Instrument",
+                            "vendor": self._read_vendor(full_path) or None,
+                            "path": full_path,
+                            "is_instrument": True,
+                            "has_native_gui": True
+                        })
+
+        return found_plugins
+
+    @staticmethod
+    def _read_vendor(bundle_path: str) -> str:
+        """Đọc vendor từ Info.plist nếu có (macOS) — best-effort."""
+        try:
+            plist = os.path.join(bundle_path, "Contents", "Info.plist")
+            if os.path.exists(plist):
+                with open(plist, "rb") as f:
+                    raw = f.read(65536)
+                import plistlib
+                try:
+                    data = plistlib.loads(raw)
+                    return data.get("CFBundleManufacturer") or data.get("NSHumanReadableCopyright")
+                except Exception:
+                    return None
+        except Exception:
+            return None
+        return None