Create Build and Release workflows (#11)

.github/workflows/build_release.yml

@@ -0,0 +1,85 @@
+name: Build and release
+on: [push, pull_request]
+
+jobs:
+  build_arythmatik:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        module: ["A-RYTH-MATIK"]
+        firmware: ["Certainty", "Uncertainty"]
+
+    steps:
+      - name: Clone repo
+        uses: actions/checkout@master
+
+      - name: Setup Arduino CLI
+        uses: arduino/[email protected]
+
+      - name: Install platform
+        run: |
+          arduino-cli core update-index
+          arduino-cli core install arduino:avr
+          arduino-cli lib install "Adafruit GFX Library"
+          arduino-cli lib install "Adafruit SSD1306"
+          arduino-cli lib install SimpleRotary
+
+      - name: Compile Sketch
+        working-directory: ./${{ matrix.module}}
+        run: |
+          arduino-cli compile -v -b arduino:avr:nano ${{ matrix.firmware}} -e --output-dir=./build
+          mkdir -p ./release && cp ./build/${{ matrix.firmware }}.ino.hex ./release/${{ matrix.module}}_${{ matrix.firmware }}.hex
+
+      - name: Upload bin
+        uses: actions/upload-artifact@v2
+        with:
+          name: release-artifacts
+          path: ./${{ matrix.module}}/release/${{ matrix.module}}_${{ matrix.firmware }}.hex
+
+
+  build_synclfo:
+    runs-on: ubuntu-latest
+    strategy:
+        matrix:
+          module: ["SyncLFO"]
+          firmware: ["ADSR", "Baby4", "GenerativeSequencer", "MultiModeEnv", "Polyrhythm"]
+
+    steps:
+        - name: Clone repo
+          uses: actions/checkout@master
+
+        - name: Setup Arduino CLI
+          uses: arduino/[email protected]
+
+        - name: Install platform
+          run: |
+            arduino-cli core update-index
+            arduino-cli core install arduino:avr
+
+        - name: Compile Sketch
+          working-directory: ./${{ matrix.module}}
+          run: |
+            ARDUINO_DIRECTORIES_USER=$GITHUB_WORKSPACE/${{ matrix.module}} arduino-cli compile -v -b arduino:avr:nano ${{ matrix.firmware}} -e --output-dir=./build
+            mkdir -p ./release && cp ./build/${{ matrix.firmware }}.ino.hex ./release/${{ matrix.module}}_${{ matrix.firmware }}.hex
+
+        - name: Upload bin
+          uses: actions/upload-artifact@v2
+          with:
+            name: release-artifacts
+            path: ./${{ matrix.module}}/release/${{ matrix.module}}_${{ matrix.firmware }}.hex
+
+  release:
+    needs: [build_arythmatik, build_synclfo]
+
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/download-artifact@master
+        with:
+          name: release-artifacts
+          path: releases/
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: releases/*.hex