Refactor GitHub Actions workflow for plugin build

Removed the modify-plugin-version job and adjusted build jobs for Windows and macOS. Updated paths and environment variables for the build process.

.github/workflows/build.yml

@@ -1,5 +1,4 @@
 name: Build VCV Rack Plugin
-# on: [push, pull_request]
 on:
   push:
     paths:
@@ -9,35 +8,14 @@ on:
 
 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:
+  build-windows-linux:
     name: ${{ matrix.platform }}
-    needs: modify-plugin-version
     runs-on: ubuntu-latest
     container:
       image: ghcr.io/stevenussell33/rack-plugin-toolchain-win-linux
@@ -49,26 +27,20 @@ jobs:
       - 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 ${{ env.rack-plugin-toolchain-dir }}
+          export RACK_DIR=/home/build/rack-plugin-toolchain/Rack-SDK
+          pushd /home/build/rack-plugin-toolchain
           make plugin-build-${{ matrix.platform }}
       - name: Upload artifact
         uses: actions/upload-artifact@v4
         with:
-          path: ${{ env.rack-plugin-toolchain-dir }}/plugin-build
+          path: /home/build/rack-plugin-toolchain/plugin-build
           name: ${{ matrix.platform }}
 
   build-mac:
-    if: false # <-- Add this line to disable the job
     name: mac
-    needs: modify-plugin-version
     runs-on: macos-latest
     strategy:
       fail-fast: false
@@ -78,63 +50,30 @@ jobs:
       - 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
+          mkdir -p $HOME/Rack-SDK
+          pushd $HOME/Rack-SDK
+          # SDK 2.6.0+ requires separate downloads for x64 and arm64
+          if [ "${{ matrix.platform }}" = "x64" ]; then
+            wget -O Rack-SDK.zip https://vcvrack.com/downloads/Rack-SDK-${{ env.rack-sdk-version }}-mac-x64.zip
+          else
+            wget -O Rack-SDK.zip https://vcvrack.com/downloads/Rack-SDK-${{ env.rack-sdk-version }}-mac-arm64.zip
+          fi
+          unzip -q Rack-SDK.zip
+          rm 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_${{ matrix.platform }}
+          if [ "${{ matrix.platform }}" = "x64" ]; then
+            export CROSS_COMPILE=x86_64-apple-darwin
+          else
+            export CROSS_COMPILE=arm64-apple-darwin
+          fi
           make dep
-          make dist
+          make
       - 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