docs: Add building instructions

docs/0_prerequisites.md

@@ -4,8 +4,8 @@ To use ReVanced CLI, you will need to fulfill specific requirements.
 
 ## 🤝 Requirements
 
-- Java SDK 11 (Azul Zulu JDK or OpenJDK)
+- Java Runtime Environment 11 (Azul Zulu JRE or OpenJDK)
-- [Android Debug Bridge (adb)](https://developer.android.com/studio/command-line/adb) if you want to install the patched APK file on your device
+- [Android Debug Bridge (ADB)](https://developer.android.com/studio/command-line/adb) if you want to install the patched APK file on your device
 - An ABI other than ARMv7 such as x86 or x86-64 (or a custom AAPT binary that supports ARMv7)
 
 ## ⏭️ Whats next

docs/2_building.md

@@ -0,0 +1,26 @@
+# 🔨️ Building
+
+Build ReVanced CLI from source.
+
+## 📝 Requirements
+
+- Java Development Kit 11 (Azul Zulu JRE or OpenJDK)
+
+## 🏗️ Building
+
+To build ReVanced CLI, follow these steps:
+
+1. Clone the repository:
+
+   ```bash
+   git clone git@github.com:ReVanced/revanced-cli.git
+   cd revanced-cli
+   ```
+
+2. Build the project:
+
+   ```bash
+    ./gradlew build
+    ```
+
+After the build succeeds, the built JAR file will be located at `build/libs/revanced-cli-<version>-all.jar`.

docs/README.md

@@ -1,8 +1,9 @@
 # 💻 Documentation and guides of ReVanced CLI
 
-This documentation explains how to use [ReVanced CLI](https://github.com/revanced/revanced-cli).
+This documentation contains topics around [ReVanced CLI](https://github.com/revanced/revanced-cli).
 
 ## 📖 Table of contents
 
 1. [💼 Prerequisites](0_prerequisites.md)
 2. [🛠️ Using ReVanced CLI](1_usage.md)
+3. [🔨 Building ReVanced CLI](2_building.md)