feat: 支持多聊天合并导出

package.json

@@ -58,6 +58,7 @@
     "@electron-toolkit/utils": "^4.0.0",
     "@koromix/koffi-win32-x64": "3.1.0",
     "@tanstack/react-virtual": "^3.14.6",
+    "archiver": "^8.0.0",
     "cross-env": "^10.1.0",
     "electron-updater": "^6.6.2",
     "ffmpeg-static": "5.3.0",
@@ -79,6 +80,7 @@
     "@testing-library/jest-dom": "^7.0.0",
     "@testing-library/react": "^16.3.2",
     "@testing-library/user-event": "^14.6.1",
+    "@types/archiver": "^8.0.0",
     "@types/fs-extra": "^11.0.4",
     "@types/node": "^22.19.1",
     "@types/react": "^19.2.7",