Build, Sign & Notarise macOS builds (#486)

.github/workflows/build_macos.yaml

@@ -3,9 +3,38 @@
 # the correct cache scoping, and additional care must be taken to not run untrusted actions on the develop branch.
 on:
     workflow_call:
+        secrets:
+            APPLE_ID:
+                required: false
+            APPLE_ID_PASSWORD:
+                required: false
+            APPLE_TEAM_ID:
+                required: false
+            APPLE_CSC_KEY_PASSWORD:
+                required: false
+            APPLE_CSC_LINK:
+                required: false
+        inputs:
+            version:
+                type: string
+                required: false
+                description: "Version string to override the one in package.json, used for non-release builds"
+            sign:
+                type: string
+                required: false
+                description: "Whether to sign & notarise the build, requires 'packages.element.io' environment"
+            deploy-mode:
+                type: string
+                required: false
+                description: "Whether to arrange artifacts in the arrangement needed for deployment, skipping unrelated ones"
+            base-url:
+                type: string
+                required: false
+                description: "The URL to which the output will be deployed, required if deploy-mode is enabled."
 jobs:
     build:
         runs-on: macos-latest
+        environment: ${{ inputs.sign && 'packages.element.io' || '' }}
         steps:
             - uses: actions/checkout@v3
 
@@ -40,12 +69,68 @@ jobs:
               if: steps.cache.outputs.cache-hit != 'true'
               run: "yarn build:native:universal"
 
+            - name: '[Nightly] Resolve version'
+              id: nightly
+              if: inputs.version != ''
+              run: |
+                  echo "config-args=--nightly '${{ inputs.version }}'" >> $GITHUB_OUTPUT
+
             - name: Build App
-              run: "yarn build:universal --publish never"
+              run: |
+                  scripts/generate-builder-config.ts ${{ steps.nightly.outputs.config-args }}
+                  yarn build:universal --publish never --config electron-builder.json
+              env:
+                  NOTARIZE_APPLE_ID: ${{ secrets.APPLE_ID }}
+                  NOTARIZE_APPLE_ID_PASSWORD: ${{ secrets.APPLE_ID_PASSWORD }}
+                  NOTARIZE_TEAM_ID: ${{ secrets.APPLE_TEAM_ID }}
+                  CSC_KEY_PASSWORD: ${{ secrets.APPLE_CSC_KEY_PASSWORD }}
+                  CSC_LINK: ${{ secrets.APPLE_CSC_LINK }}
+
+            - name: Prepare artifacts for deployment
+              if: inputs.deploy-mode
+              run: |
+                  mv dist _dist
+                  mkdir -p dist/install/macos dist/update/macos
+                  mv _dist/*-mac.zip dist/update/macos/
+                  mv _dist/*.dmg dist/install/macos/
+        
+                  PKG_JSON_VERSION=$(cat package.json | jq -r .version)
+                  LATEST=$(find dist -type f -iname "*-mac.zip" | xargs -0 -n1 -- basename)
+                  URL="${{ inputs.base-url }}/update/macos/$LATEST"
+        
+                  jq -n --arg version "${VERSION:-$PKG_JSON_VERSION}" --arg url "$URL" '
+                    {
+                      currentRelease: $version,
+                      releases: [{
+                        version: $version,
+                        updateTo: {
+                          version: $version,
+                          url: $url,
+                        },
+                      }],
+                    }
+                  ' > dist/update/macos/releases.json
+                  jq -n --arg url "$URL" '
+                    { url: $url }
+                  ' > dist/update/macos/releases-legacy.json
+              env:
+                  VERSION: ${{ inputs.version }}
+
+            # We don't wish to store the installer for every nightly ever, so we only keep the latest
+            - name: '[Nightly] Strip version from installer file'
+              if: inputs.deploy-mode && inputs.version != ''
+              run: |
+                  mv dist/install/macos/*.dmg "dist/install/macos/Element Nightly.dmg"
+
+            - name: '[Release] Prepare release latest symlink'
+              if: inputs.deploy-mode && inputs.version == ''
+              run: |
+                  LATEST=$(find dist -type f -iname "*.dmg" | xargs -0 -n1 -- basename)
+                  ln -s "dist/install/macos/$LATEST" dist/install/macos/Element.dmg
 
             - name: Upload Artifacts
               uses: actions/upload-artifact@v3
               with:
-                  name: macos
+                  name: ${{ inputs.deploy-mode && 'packages.element.io' || 'macos' }}
                   path: dist
                   retention-days: 1