Invalid project type: vue-vite

```powershell
(base) PS C:\Users\admin\Documents\workspace\ionic-vue-conference-app> ionic --help
[ERROR] Invalid project type: vue-vite (project config: .\ionic.config.json).

Project type must be one of: angular, ionic-angular, ionic1, custom, react, vue

Bad project type: undefined
```

resolve:
```sh
npm uninstall -g ionic
npm install -g @ionic/cli
ionic serve
```

Start by inspecting .\ionic.config.json and reproducing the error with ionic --help in the reported project. Compare the configured project type with the types accepted by the CLI, then verify the result using the reported @ionic/cli installation and ionic serve commands.

Written by the indexing model from the issue text.