fix url

README.md

@@ -1,3 +1,44 @@
-## CFA
+## Clash Meta for Android
 
-?
+A Graphical user interface of [Clash.Meta](https://github.com/MetaCubeX/Clash.Meta) for Android
+
+### Feature
+
+Feature of [Clash.Meta](https://github.com/MetaCubeX/Clash.Meta)
+
+### Requirement
+
+- Android 5.0+ (minimum)
+- Android 7.0+ (recommend)
+- `armeabi-v7a` , `arm64-v8a`, `x86` or `x86_64` Architecture
+
+### Build
+
+1. Update submodules
+
+   ```bash
+   git submodule update --init --recursive
+   ```
+
+2. Install **OpenJDK 11**, **Android SDK**, **CMake** and **Golang**
+
+3. Create `local.properties` in project root with
+
+   ```properties
+   sdk.dir=/path/to/android-sdk
+   ```
+
+4. Create `signing.properties` in project root with
+
+   ```properties
+   keystore.path=/path/to/keystore/file
+   keystore.password=<key store password>
+   key.alias=<key alias>
+   key.password=<key password>
+   ```
+
+5. Build
+
+   ```bash
+   ./gradlew app:assembleMeta-AlphaRelease
+   ```