Feat: separate workflows for plugins

.github/workflows/build-plugins-macos.yml

@@ -0,0 +1,66 @@
+name: Build Plugins macOS
+
+on:
+  workflow_call:
+    inputs:
+      matrix:
+        type: string
+        default: '[{"os":"macos-14","target":"aarch64-apple-darwin","artifact":"plugins-macos-aarch64"},{"os":"macos-15-intel","target":"x86_64-apple-darwin","artifact":"plugins-macos-x86_64"}]'
+  workflow_dispatch:
+    inputs:
+      matrix:
+        type: string
+        default: '[{"os":"macos-14","target":"aarch64-apple-darwin","artifact":"plugins-macos-aarch64"}]'
+
+env:
+  CARGO_TERM_COLOR: always
+  MACOSX_DEPLOYMENT_TARGET: "12.0"
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        include: ${{ fromJSON(inputs.matrix) }}
+
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.target }}
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+        with:
+          key: ${{ matrix.target }}-plugins
+
+      - name: Install dependencies
+        run: brew list cmake &>/dev/null || brew install cmake
+
+      - name: Build plugins
+        run: cargo xtask bundle cagire-plugins --release --target ${{ matrix.target }}
+
+      - name: Prepare plugin artifacts
+        run: |
+          mkdir -p staging/clap staging/vst3
+          cp -R target/bundled/cagire-plugins.clap staging/clap/
+          cp -R target/bundled/cagire-plugins.vst3 staging/vst3/
+
+      - name: Upload CLAP artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.artifact }}-clap
+          path: staging/clap/
+
+      - name: Upload VST3 artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.artifact }}-vst3
+          path: staging/vst3/