build plugin in CI with official Rack Docker toolchain (#3)

Author: qno

.github/workflows/build-plugin.yml

@@ -1,47 +1,24 @@
 name: Build VCV Rack Plugin
 on: [push, pull_request]
 
-env:
-  rack-sdk-version: 2.0.3
-
 defaults:
   run:
     shell: bash
 
 jobs:
   build:
-    name: ${{ matrix.config.name }}
-    runs-on: ${{ matrix.config.os }}
+    name: ${{ matrix.platform }}
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/qno/rack-plugin-toolchain:v2
+      options: --user root
     strategy:
       matrix:
-        config:
-        - {
-            name: Linux,
-            sdk-platform: lin,
-            os: ubuntu-latest,
-            prepare-os: sudo apt update && sudo apt install -y libglu-dev
-          }
-        - {
-            name: MacOS,
-            sdk-platform: mac,
-            os: macos-latest,
-            prepare-os: ""
-          }
-        - {
-            name: Windows,
-            sdk-platform: win,
-            os: windows-latest,
-            prepare-os: export CC=gcc
-          }
+        platform: [linux, mac, win]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           submodules: recursive
-      - name: Get Rack-SDK
-        run: |
-          pushd $HOME
-          curl -o Rack-SDK.zip https://vcvrack.com/downloads/Rack-SDK-${{ env.rack-sdk-version }}-${{ matrix.config.sdk-platform }}.zip
-          unzip Rack-SDK.zip
       - name: Modify plugin version
         # only modify plugin version if no tag was created
         if: "! startsWith(github.ref, 'refs/tags/v')"
@@ -52,15 +29,14 @@ jobs:
           cat <<< `jq --arg VERSION "$pluginversion-$gitrev" '.version=$VERSION' plugin.json` > plugin.json
       - name: Build plugin
         run: |
-          ${{ matrix.config.prepare-os }}
-          export RACK_DIR=$HOME/Rack-SDK
-          make -j dep
-          make -j dist
+          export PLUGIN_DIR=$GITHUB_WORKSPACE
+          pushd /home/build/rack-plugin-toolchain
+          make plugin-build-${{ matrix.platform }}
       - name: Upload artifact
         uses: actions/upload-artifact@v2
         with:
-          path: dist
-          name: ${{ matrix.config.name }}
+          path: /home/build/rack-plugin-toolchain/plugin-build
+          name: ${{ matrix.platform }}
 
   publish:
     name: Publish plugin
@@ -70,13 +46,13 @@ jobs:
     runs-on: ubuntu-latest
     needs: build
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: FranzDiebold/github-env-vars-action@v1.2.1
       - name: Check if plugin version matches tag
         run: |
           pluginversion=`jq -r '.version' plugin.json`
-          if [ "v$pluginversion" != "${{ env.GITHUB_REF_NAME }}" ]; then
-            echo "Plugin version from plugin.json 'v$pluginversion' doesn't match with tag version '${{ env.GITHUB_REF_NAME }}'"
+          if [ "v$pluginversion" != "$GITHUB_REF_NAME" ]; then
+            echo "Plugin version from plugin.json 'v$pluginversion' doesn't match with tag version '$GITHUB_REF_NAME'"
             exit 1
           fi
       - name: Create Release
@@ -87,7 +63,7 @@ jobs:
           tag_name: ${{ github.ref }}
           release_name: Release ${{ github.ref }}
           body: |
-            ${{ env.GITHUB_REPOSITORY_NAME }} VCV Rack Plugin ${{ env.GITHUB_REF_NAME }}
+            $GITHUB_REPOSITORY_NAME VCV Rack Plugin $GITHUB_REF_NAME
           draft: false
           prerelease: false
       - uses: actions/download-artifact@v2