chore(CI): fix reuse

remove multi SPDX info

log:

README.md

@@ -1,7 +1,48 @@
-## Build Dep
+# DDE Application Manager
 
-* Qt
-  * Core
-  * Network
-  * DBus
-* [nlohmann/json](https://github.com/nlohmann/json)
+DDE Application Manager is the app manager of Deepin Desktop Environment.
+
+### Dependencies
+
+You can also check the "Depends" provided in the `debian/control` file.
+
+### Build dependencies
+
+You can also check the "Build-Depends" provided in the `debian/control` file.
+
+## Installation
+
+### Build from source code
+
+1. Make sure you have installed all dependencies.
+
+
+2. Build:
+```shell
+$ cd dde-applications-manager
+$ cmake -Bbuild .
+$ cmake --build build -j`nproc`
+```
+3. Install
+
+```
+sudo cmake --install build
+```
+
+## Getting help
+
+* [Matrix](https://matrix.to/#/#deepin-community:matrix.org)
+* [WiKi](https://wiki.deepin.org)
+* [Forum](https://bbs.deepin.org)
+* [Developer Center](https://github.com/linuxdeepin/developer-center/issues) 
+
+## Getting involved
+
+We encourage you to report issues and contribute changes
+
+* [Contribution guide for developers](https://github.com/linuxdeepin/developer-center/wiki/Contribution-Guidelines-for-Developers-en). (English)
+* [开发者代码贡献指南](https://github.com/linuxdeepin/developer-center/wiki/Contribution-Guidelines-for-Developers) (中文)
+
+## License
+
+dde-applications-manager is licensed under [GPL-3.0-or-later](LICENSE).