Merge pull request #1 from firolightfog/firolightfog-patch-1

Add GitHub Actions workflow for VCV Rack plugin build

.github/workflows/build.yml

@@ -0,0 +1,139 @@
+name: Build VCV Rack Plugin
+# on: [push, pull_request]
+on:
+  push:
+    paths:
+      - '**.json'
+      - 'src/**'
+      - 'res/**'
+
+env:
+  rack-sdk-version: latest
+  rack-plugin-toolchain-dir: /home/build/rack-plugin-toolchain
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+
+  modify-plugin-version:
+    name: Modify plugin version
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
+        id: plugin-version-cache
+        with:
+          path: plugin.json
+          key: ${{ github.sha }}-${{ github.run_id }}
+      - run: |
+          gitrev=`git rev-parse --short HEAD`
+          pluginversion=`jq -r '.version' plugin.json`
+          echo "Set plugin version from $pluginversion to $pluginversion-$gitrev"
+          cat <<< `jq --arg VERSION "$pluginversion-$gitrev" '.version=$VERSION' plugin.json` > plugin.json
+        # only modify plugin version if no tag was created
+        if: "! startsWith(github.ref, 'refs/tags/v')"
+
+  build:
+    name: ${{ matrix.platform }}
+    needs: modify-plugin-version
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/qno/rack-plugin-toolchain-win-linux
+      options: --user root
+    strategy:
+      matrix:
+        platform: [win-x64, lin-x64]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+      - uses: actions/cache@v4
+        id: plugin-version-cache
+        with:
+          path: plugin.json
+          key: ${{ github.sha }}-${{ github.run_id }}
+      - name: Build plugin
+        run: |
+          export PLUGIN_DIR=$GITHUB_WORKSPACE
+          pushd ${{ env.rack-plugin-toolchain-dir }}
+          make plugin-build-${{ matrix.platform }}
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          path: ${{ env.rack-plugin-toolchain-dir }}/plugin-build
+          name: ${{ matrix.platform }}
+
+  build-mac:
+    name: mac
+    needs: modify-plugin-version
+    runs-on: macos-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        platform: [x64, arm64]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+      - uses: actions/cache@v4
+        id: plugin-version-cache
+        with:
+          path: plugin.json
+          key: ${{ github.sha }}-${{ github.run_id }}
+      - name: Get Rack-SDK
+        run: |
+          pushd $HOME
+          wget -O Rack-SDK.zip https://vcvrack.com/downloads/Rack-SDK-${{ env.rack-sdk-version }}-mac-x64+arm64.zip
+          unzip Rack-SDK.zip
+      - name: Build plugin
+        run: |
+          CROSS_COMPILE_TARGET_x64=x86_64-apple-darwin
+          CROSS_COMPILE_TARGET_arm64=arm64-apple-darwin
+          export RACK_DIR=$HOME/Rack-SDK
+          export CROSS_COMPILE=$CROSS_COMPILE_TARGET_${{ matrix.platform }}
+          make dep
+          make dist
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          path: dist/*.vcvplugin
+          name: mac-${{ matrix.platform }}
+
+  publish:
+    name: Publish plugin
+    # only create a release if a tag was created that is called e.g. v1.2.3
+    # see also https://vcvrack.com/manual/Manifest#version
+    if: startsWith(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-latest
+    needs:  [build, build-mac]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: FranzDiebold/github-env-vars-action@v2
+      - name: Check if plugin version matches tag
+        run: |
+          pluginversion=`jq -r '.version' plugin.json`
+          if [ "v$pluginversion" != "${{ env.CI_REF_NAME }}" ]; then
+            echo "Plugin version from plugin.json 'v$pluginversion' doesn't match with tag version '${{ env.CI_REF_NAME }}'"
+            exit 1
+          fi
+      - name: Create Release
+        uses: softprops/action-gh-release@v2
+        with:
+          tag_name: ${{ github.ref }}
+          name: Release ${{ env.CI_REF_NAME }}
+          body: |
+            ${{ env.CI_REPOSITORY_NAME }} VCV Rack Plugin ${{ env.CI_REF_NAME }}
+          draft: false
+          prerelease: false
+      - uses: actions/download-artifact@v4
+        with:
+          path: _artifacts
+      - name: Upload release assets
+        uses: svenstaro/upload-release-action@v2
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: _artifacts/**/*.vcvplugin
+          tag: ${{ github.ref }}
+          file_glob: true