Add Periphery Support (#52)

# Add Periphery


## ⚙️ Release Notes 
- Adds a Periphery GitHub Action


## 📝 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/periphery.yml

@@ -0,0 +1,57 @@
+#
+# 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)
+#
+# SPDX-License-Identifier: MIT
+#
+
+name: Periphery
+
+on:
+  workflow_call:
+    inputs:
+      path:
+        description: 'The path where the project is located. Defaults to $GITHUB_WORKSPACE'
+        required: false
+        type: string
+        default: '.'
+      runsonlabels:
+        description: 'JSON-based collection of labels indicating which type of github runner should be chosen'
+        required: false
+        type: string
+        default: '["macos-14"]'
+      xcodeversion:
+        description: 'The Xcode version used for the build'
+        required: false
+        type: string
+        default: 'latest-stable'
+
+permissions:
+  contents: read
+
+jobs:
+  periphery:
+    name: Periphery
+    runs-on: ${{ fromJson(inputs.runsonlabels) }}
+    defaults:
+      run:
+        working-directory: ${{ inputs.path }}
+    environment: ${{ inputs.environment }}
+    steps:
+    - uses: actions/checkout@v4
+    - uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: ${{ inputs.xcodeversion }}
+    - name: Check environment
+      run: |
+          xcodebuild -version
+          swift --version
+          echo "env.selfhosted: ${{ env.selfhosted }}"
+          echo "environment: ${{ inputs.environment }}"
+    - name: Install periphery
+      if: ${{ !env.selfhosted }}
+      run: brew install peripheryapp/periphery/periphery
+    - name: Run periphery
+      run: |
+        periphery scan --relative-results --format github-actions --strict -- -skipPackagePluginValidation -skipMacroValidation