Github Actions: Package macOS app

.github/workflows/package-macos.yml

@@ -0,0 +1,32 @@
+name: Package for macOS
+
+on: [push]
+
+jobs:
+  package:
+
+    runs-on: macos-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python 3.7
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.7
+    - name: Setup macOS build environment
+      run: |
+        ./scripts/package/macos-setup.sh
+      env:
+        DISCID_VERSION: 0.6.2
+        FPCALC_VERSION: 1.4.3
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        source bin/activate
+        pip install -r requirements-macos.txt
+    - name: Build macOS app
+      run: |
+        source bin/activate
+        ./scripts/package/macos-package-app.sh
+      env:
+        UPLOAD_OSX: 1

scripts/package/macos-setup.sh

@@ -7,9 +7,11 @@ brew install gettext
 brew link gettext --force
 
 # Install requested Python version
-wget "https://www.python.org/ftp/python/${PYTHON_VERSION}/python-${PYTHON_VERSION}-macosx10.9.pkg"
-sudo installer -pkg python-${PYTHON_VERSION}-macosx10.9.pkg -target /
-sudo python3 -m ensurepip
+if [ -n "$PYTHON_VERSION" ]; then
+  wget "https://www.python.org/ftp/python/${PYTHON_VERSION}/python-${PYTHON_VERSION}-macosx10.9.pkg"
+  sudo installer -pkg python-${PYTHON_VERSION}-macosx10.9.pkg -target /
+  sudo python3 -m ensurepip
+fi
 
 # Install libdiscid
 wget "ftp://ftp.musicbrainz.org/pub/musicbrainz/libdiscid/libdiscid-$DISCID_VERSION.tar.gz"