move to github actions from travis

.github/workflows/build.yml

@@ -0,0 +1,69 @@
+name: Build/release
+
+on:
+  push:
+    branches:
+      - master
+      - staging
+
+jobs:
+  release:
+    runs-on: macos-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v2
+
+      - name: Install Node.js, NPM and Yarn
+        uses: actions/setup-node@v1
+        with:
+          node-version: 14
+
+      - name: Prepare for app notarization (macOS)
+        # Import Apple API key for app notarization on macOS
+        run: |
+          mkdir -p ~/private_keys/
+          echo '${{ secrets.api_key }}' > ~/private_keys/AuthKey_${{ secrets.api_key_id }}.p8
+      
+      - name: Build/release Electron app
+        uses: samuelmeuli/action-electron-builder@v1
+        with:
+          # GitHub token, automatically provided to the action
+          # (No need to define this secret in the repo settings)
+          github_token: ${{ secrets.github_token }}
+
+          # script `build` also runs electron-builder which is not
+          # necessary for this action
+          build_script_name: build:ci
+
+          # macOS code signing certificate
+          # Secret created with
+          # base64 -w 0 developer-id-application.p12 | xclip -i -selection clipboard 
+          mac_certs: ${{ secrets.mac_certs }}
+          mac_certs_password: ${{ secrets.mac_certs_password }}
+
+          # If the commit is tagged with a version (e.g. "v1.0.0"),
+          # release the app after building
+          release: ${{ startsWith(github.ref, 'refs/tags/v') }}
+        env:
+          # macOS notarization API key
+          API_KEY_ID: ${{ secrets.api_key_id }}
+          API_KEY_ISSUER_ID: ${{ secrets.api_key_issuer_id }}
+
+      - name: Upload zip files
+        uses: actions/upload-artifact@v2
+        with:
+          name: ${{ matrix.os }}-artifacts
+          path: build/*.zip
+
+      - name: Upload dmg files
+        uses: actions/upload-artifact@v2
+        with:
+          name: ${{ matrix.os }}-artifacts
+          path: build/*.dmg
+
+      - name: Upload metadata yml files
+        uses: actions/upload-artifact@v2
+        with:
+          name: ${{ matrix.os }}-artifacts
+          path: build/latest*.yml

.github/workflows/lint.yml

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+name: Lint
+
+on:
+  - push
+  - pull_request
+
+jobs:
+  run-linters:
+    name: Run linters
+    # Less expensive and faster than macOS
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v2
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 14
+
+      - name: Install Node.js dependencies
+        run: yarn install
+
+      - name: Run linters
+        run: yarn lint