build-rust.yml

name: Build Rust Natives
on:
  push:
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Java
        uses: actions/setup-java@v4
        with:
          distribution: 'temurin'
          java-version: 21
          cache: gradle

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v3

      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: ${{ github.workspace }}/build/cargo
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}

      - name: Setup Rust
        run: |
          cargo install cargo-ndk

      - name: Setup Android NDK
        uses: android-actions/setup-android@v3

      - name: Install NDK
        run: |
          sdkmanager "ndk;27.3.13750724"
          echo "ndk.dir=$ANDROID_HOME/ndk/27.3.13750724" >> local.properties

      - name: Run Gradle Task
        run: |
          chmod +x gradlew
          ./gradlew buildRustNatives

      - name: Upload Artifacts
        uses: actions/upload-artifact@v4
        with:
          name: android-natives
          path: rapier/target/android