add github workflow to automate nextcloud appstore release

.github/workflows/build_release.yml

@@ -0,0 +1,36 @@
+name: Build and publish app release
+
+on:
+  release:
+    types: [published]
+
+env:
+  APP_NAME: gpoddersync
+
+jobs:
+  build_and_publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          path: ${{ env.APP_NAME }}
+      - name: Run build
+        run: cd ${{ env.APP_NAME }} && make appstore
+      - name: Upload app tarball to release
+        uses: svenstaro/upload-release-action@v2
+        id: attach_to_release
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: ${{ env.APP_NAME }}/build/artifacts/appstore/${{ env.APP_NAME }}.tar.gz
+          asset_name: ${{ env.APP_NAME }}.tar.gz
+          tag: ${{ github.ref }}
+          overwrite: true
+      - name: Upload app to Nextcloud appstore
+        uses: R0Wi/nextcloud-appstore-push-action@v1
+        env:
+          app_name: ${{ env.APP_NAME }}
+          appstore_token: ${{ secrets.APPSTORE_TOKEN }}
+          download_url: ${{ steps.attach_to_release.outputs.browser_download_url }}
+          app_private_key: ${{ secrets.APP_PRIVATE_KEY }}
+          nightly: ${{ github.event.release.prerelease }}

Makefile

@@ -0,0 +1,104 @@
+# Makefile for building the project
+
+app_name=gpoddersync
+
+project_dir=$(CURDIR)/../$(app_name)
+build_dir=$(CURDIR)/build/artifacts
+appstore_dir=$(build_dir)/appstore
+source_dir=$(build_dir)/source
+sign_dir=$(build_dir)/sign
+package_name=$(app_name)
+cert_dir=$(HOME)/.nextcloud/certificates
+version+=master
+
+all: dev-setup build-js-production
+
+dev-setup: clean-dev npm-init
+
+dependabot: dev-setup npm-update build-js-production
+
+release: appstore create-tag
+
+build-js:
+	npm run dev
+
+build-js-production:
+	npm run build
+
+watch-js:
+	npm run watch
+
+test:
+	npm run test:unit
+
+lint:
+	npm run lint
+
+lint-fix:
+	npm run lint:fix
+
+npm-init:
+	npm ci
+
+npm-update:
+	npm update
+
+clean:
+	rm -rf js/*
+	rm -rf $(build_dir)
+
+clean-dev: clean
+	rm -rf node_modules
+
+create-tag:
+	git tag -a v$(version) -m "Tagging the $(version) release."
+	git push origin v$(version)
+
+appstore:
+	rm -rf $(build_dir)
+	mkdir -p $(sign_dir)
+	rsync -a \
+	--exclude=babel.config.js \
+	--exclude=/build \
+	--exclude=composer.json \
+	--exclude=composer.lock \
+	--exclude=docs \
+	--exclude=.drone.yml \
+	--exclude=.eslintignore \
+	--exclude=.eslintrc.js \
+	--exclude=.git \
+	--exclude=.gitattributes \
+	--exclude=.github \
+	--exclude=.gitignore \
+	--exclude=jest.config.js \
+	--exclude=.l10nignore \
+	--exclude=mkdocs.yml \
+	--exclude=Makefile \
+	--exclude=node_modules \
+	--exclude=package.json \
+	--exclude=package-lock.json \
+	--exclude=.php_cs.dist \
+	--exclude=.php_cs.cache \
+	--exclude=README.md \
+	--exclude=src \
+	--exclude=.stylelintignore \
+	--exclude=stylelint.config.js \
+	--exclude=.tx \
+	--exclude=tests \
+	--exclude=vendor \
+	--exclude=release \
+	--exclude=webpack.*.js \
+	$(project_dir)/  $(sign_dir)/$(app_name)
+	@if [ -f $(cert_dir)/$(app_name).key ]; then \
+		echo "Signing app files…"; \
+		php ../../occ integrity:sign-app \
+			--privateKey=$(cert_dir)/$(app_name).key\
+			--certificate=$(cert_dir)/$(app_name).crt\
+			--path=$(sign_dir)/$(app_name); \
+	fi
+	tar -czf $(build_dir)/$(app_name)-$(version).tar.gz \
+		-C $(sign_dir) $(app_name)
+	@if [ -f $(cert_dir)/$(app_name).key ]; then \
+		echo "Signing package…"; \
+		openssl dgst -sha512 -sign $(cert_dir)/$(app_name).key $(build_dir)/$(app_name)-$(version).tar.gz | openssl base64; \
+	fi