diff --git a/main.js b/main.js
index 10c0405..1da6395 100644
--- a/main.js
+++ b/main.js
@@ -663,6 +663,39 @@ async function main() {
 
   const tray = createTray(win);
 
+
+  // (1) Die Kernfunktion
+  async function addFolderByPath(newFolder) {
+    await initGitRepo(newFolder);
+    let folders = store.get('folders') || [];
+    let folderObj = folders.find(f => f.path === newFolder);
+    if (!folderObj) {
+      folderObj = { path: newFolder, monitoring: true, linesChanged: 0, llmCandidates: [] };
+      folders.push(folderObj);
+      store.set('folders', folders);
+    }
+    store.set('selected', newFolder);
+    watchRepo(newFolder, win);
+    startMonitoringWatcher(newFolder, win);
+    return store.get('folders');
+  }
+
+  // (2) Die IPC-Handler anpassen:
+  ipcMain.handle('add-folder', async () => {
+    const { canceled, filePaths } = await dialog.showOpenDialog({
+      properties: ['openDirectory']
+    });
+    if (canceled || !filePaths[0]) {
+      return store.get('folders');
+    }
+    return await addFolderByPath(filePaths[0]);
+  });
+
+  ipcMain.handle('add-folder-by-path', async (_e, folderPath) => {
+    return await addFolderByPath(folderPath);
+  });
+
+
   // --- Context Menu bauen ---
 function buildTrayMenu() {
   const folders = store.get('folders') || [];