Add step to build workflow

Author: daneden

.github/workflows/build.yml

@@ -9,6 +9,35 @@ jobs:
     steps:
       - uses: actions/checkout@v1
 
+      - name: Install the Apple certificate and provisioning profile
+        env:
+          BUILD_CERTIFICATE_BASE64: ${{ secrets.BUILD_CERTIFICATE_BASE64 }}
+          P12_PASSWORD: ${{ secrets.P12_PASSWORD }}
+          BUILD_PROVISION_PROFILE_BASE64: ${{ secrets.BUILD_PROVISION_PROFILE_BASE64 }}
+          KEYCHAIN_PASSWORD: ${{ secrets.KEYCHAIN_PASSWORD }}
+        run: |
+          # create variables
+          CERTIFICATE_PATH=$RUNNER_TEMP/build_certificate.p12
+          PP_PATH=$RUNNER_TEMP/build_pp.mobileprovision
+          KEYCHAIN_PATH=$RUNNER_TEMP/app-signing.keychain-db
+
+          # import certificate and provisioning profile from secrets
+          echo -n "$BUILD_CERTIFICATE_BASE64" | base64 --decode --output $CERTIFICATE_PATH
+          echo -n "$BUILD_PROVISION_PROFILE_BASE64" | base64 --decode --output $PP_PATH
+
+          # create temporary keychain
+          security create-keychain -p "$KEYCHAIN_PASSWORD" $KEYCHAIN_PATH
+          security set-keychain-settings -lut 21600 $KEYCHAIN_PATH
+          security unlock-keychain -p "$KEYCHAIN_PASSWORD" $KEYCHAIN_PATH
+
+          # import certificate to keychain
+          security import $CERTIFICATE_PATH -P "$P12_PASSWORD" -A -t cert -f pkcs12 -k $KEYCHAIN_PATH
+          security list-keychain -d user -s $KEYCHAIN_PATH
+
+          # apply provisioning profile
+          mkdir -p ~/Library/MobileDevice/Provisioning\ Profiles
+          cp $PP_PATH ~/Library/MobileDevice/Provisioning\ Profiles
+
       - name: Build App
         run: |
           cd Demo\ App