feat: implement whisper transcription engine with hardware detection and IPC bridge

out/main/index.js

@@ -228,6 +228,9 @@ function createWindow() {
     if (action === "maximize") win.isMaximized() ? win.unmaximize() : win.maximize();
     if (action === "close") win.close();
   });
+  electron.ipcMain.on("open-explorer", (event, path2) => {
+    electron.shell.showItemInFolder(path2);
+  });
 }
 electron.app.whenReady().then(() => {
   utils.electronApp.setAppUserModelId("com.voicext.app");

out/preload/index.js

@@ -6,7 +6,8 @@ const api = {
   startTranscription: (filePath, options) => electron.ipcRenderer.invoke("start-transcription", { filePath, options }),
   onTranscriptionProgress: (callback) => electron.ipcRenderer.on("transcription-progress", (_, progress) => callback(progress)),
   onTranscriptionData: (callback) => electron.ipcRenderer.on("transcription-data", (_, data) => callback(data)),
-  detectHardware: () => electron.ipcRenderer.invoke("detect-hardware")
+  detectHardware: () => electron.ipcRenderer.invoke("detect-hardware"),
+  openExplorer: (path) => electron.ipcRenderer.send("open-explorer", path)
 };
 if (process.contextIsolated) {
   try {