Add distribution workflow.

.github/workflows/distribute.yml

@@ -0,0 +1,23 @@
+on: [push]
+jobs:
+  distribute:
+    runs-on: macOS-latest
+    steps:
+      - uses: actions/checkout@master
+      - uses: actions/setup-node@master
+        with:
+          node-version: 18
+      - name: Install Dependencies
+        run: npm install
+      - name: Prepare for Distribution
+        run: |
+          mkdir -p ~/private_keys
+          echo '${{ secrets.api_key }}' > ~/private_keys/AuthKey_${{ secrets.api_key_id }}.p8
+          echo '${{ secrets.mac_certs }}' | base64 -d > applecert.p12
+      - name: Build and Release Application
+        run: npm run build:mac
+        env:
+          APPLE_ID: ${{ secrets.apple_id }}
+          APPLE_ID_PASSWORD: ${{ secrets.apple_id_password }}
+          APPLEID: ${{ secrets.apple_id }}
+          APPLEIDPASS: ${{ secrets.apple_id_password }}