add workflows

.github/workflows/electron.yml

@@ -0,0 +1,60 @@
+name: Build
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+
+    if: startsWith(github.event.ref, 'refs/tags/v')
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Build Changelog
+        id: github_release
+        uses: mikepenz/release-changelog-builder-action@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GH_PAT }}
+
+      - name: Create Release
+        uses: actions/create-release@v1
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: Release ${{ github.ref }}
+          body: ${{steps.github_release.outputs.changelog}}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GH_PAT }}
+
+  build:
+    runs-on: ${{ matrix.os }}
+    environment: build
+
+    strategy:
+      matrix:
+        os: [macos-11]
+        platform: [
+            build-mac,
+            build-mac-arm,
+            build-win
+        ]
+
+    if: startsWith(github.event.ref, 'refs/tags/v')
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Use Node.js 14.x
+        uses: actions/setup-node@v1
+        with:
+          node-version: 14.x
+
+      - name: Build
+        env:
+          GH_TOKEN: ${{ secrets.GH_PAT }}
+          EP_PRE_RELEASE: true
+        run: ./cmd electron ${{ matrix.platform }}
+