Add Firebase Deployment GitHub Actions and Capabilities (#41)

# Add Firebase Deployment GitHub Actions and Capabilities

## ⚙️ Release Notes 
- Adds mechanism to provide a Google services info plist using GitHub
secrets


## 📝 Code of Conduct & Contributing Guidelines 

By submitting creating this pull request, you agree to follow our [Code
of
Conduct](https://github.com/StanfordSpezi/.github/blob/main/CODE_OF_CONDUCT.md)
and [Contributing
Guidelines](https://github.com/StanfordSpezi/.github/blob/main/CONTRIBUTING.md):
- [x] I agree to follow the [Code of
Conduct](https://github.com/StanfordSpezi/.github/blob/main/CODE_OF_CONDUCT.md)
and [Contributing
Guidelines](https://github.com/StanfordSpezi/.github/blob/main/CONTRIBUTING.md).

.github/workflows/xcodebuild-or-fastlane.yml

@@ -1,6 +1,5 @@
 #
-# This source file is part of the Stanford Spezi open-source project
-# It is a copy of the xcodebuild-or-fastlane.yml GitHub Action workflow as copied from the Stanford Biodesign Digital Health organization.
+# This source file is part of the Stanford Biodesign Digital Health Group open-source organization
 #
 # SPDX-FileCopyrightText: 2022 Stanford University and the project authors (see CONTRIBUTORS.md)
 #
@@ -77,6 +76,11 @@ on:
         required: false
         type: boolean
         default: false
+      googleserviceinfoplistpath:
+        description: 'Path to the GoogleService-Info.plist file that is replaced using the content found in the secret GOOGLE_SERVICE_INFO_PLIST'
+        required: false
+        type: string
+        default: ''
       codeql:
         description: 'Use CodeQL code scanning'
         required: false
@@ -114,8 +118,11 @@ on:
       APPLE_ID:
         description: 'The Apple ID you use to access the App Store Connect API.'
         required: false
-      checkout_token:
-        description: "The Personal access token (PAT) to use with the checkout action"
+      CHECKOUT_TOKEN:
+        description: 'The Personal access token (PAT) to use with the checkout action'
+        required: false
+      GOOGLE_SERVICE_INFO_PLIST_BASE64:
+        description: 'The Base64 version of the GoogleService-Info.plist file that is used to replace the file found at googleserviceinfoplistpath if the arguemnt is set.'
         required: false
 
 jobs:
@@ -129,9 +136,8 @@ jobs:
     - uses: actions/checkout@v4
       with:
         # This is GitHubs way of implementing ternary expressions (see https://docs.github.com/en/actions/learn-github-actions/expressions)
-        token: ${{ secrets.checkout_token != '' && secrets.checkout_token || github.token }}
+        token: ${{ secrets.CHECKOUT_TOKEN != '' && secrets.CHECKOUT_TOKEN || github.token }}
         submodules: ${{ inputs.checkout_submodules }}
-
     - uses: maxim-lobanov/setup-xcode@v1
       with:
         xcode-version: ${{ inputs.xcodeversion }}
@@ -208,6 +214,10 @@ jobs:
           SECONDARY_UUID=`grep UUID -A1 -a $PP_SECONDARY_PATH | grep -io "[-A-F0-9]\{36\}"`
           cp $PP_SECONDARY_PATH ~/Library/MobileDevice/Provisioning\ Profiles/$SECONDARY_UUID.mobileprovision
         fi
+    - name: Setup Google Services File
+      if: ${{ inputs.googleserviceinfoplistpath != '' }}
+      run: |
+        echo -n "${{ secrets.GOOGLE_SERVICE_INFO_PLIST_BASE64 }}" | base64 --decode -o "${{ inputs.googleserviceinfoplistpath }}"
     - name: Initialize CodeQL
       if: ${{ !env.selfhosted && inputs.codeql }}
       uses: github/codeql-action/init@v2