chore: move client folders (#948)

apps/desktop/README.md

@@ -0,0 +1,32 @@
+# Client App
+
+AFFiNE App client powered by Tauri.
+
+## Quick Start
+
+Please follow the Tauri [getting started guide](https://tauri.app/v1/guides/getting-started/setup/) for environment setup.
+
+After the environment is ready, start development build:
+
+```sh
+pnpm tauri dev
+```
+
+## Development
+
+Currently desktop client depends on a rapidly developing rust library "Octobase", we use git-submodule to link it currently.
+
+We will provide its binary binding soon, to replace the git-submodule, before Octobase become opensource.
+
+### Scripts
+
+On this folder:
+
+- `pnpm dev:app` will start a vite server
+- `pnpm build:prerequisite` will link the Octobase and prepare affine dist html and tauri preload script, also will generate ts type from rs. You should run this before start your first development time.
+
+On project root folder:
+
+### Recommended IDE Setup
+
+- [VS Code](https://code.visualstudio.com/) + [Tauri](https://marketplace.visualstudio.com/items?itemName=tauri-apps.tauri-vscode) + [rust-analyzer](https://marketplace.visualstudio.com/items?itemName=rust-lang.rust-analyzer)