ci: Add missing shell property in compile-docs composite action

Author: stackotter

.github/actions/compile-docs/action.yml

@@ -42,6 +42,7 @@ runs:
           destination="destination=$(xcrun simctl list devices $devicetype available | grep -v -- -- | tail -n 1 | grep -oE '[0-9A-F\-]{36}')"
         fi
         xcodebuild -scheme "$TARGET" -destination "$(destination)" docbuild | xcbeautify --renderer github-actions
+      shell: bash
       env:
         TARGET: ${{ inputs.target }}
         DEVICE_TYPE: ${{ inputs.xcodebuild-device-type }}

.github/workflows/build-test-and-docs.yml

@@ -212,12 +212,14 @@ jobs:
       run: swift test --test-product swift-cross-uiPackageTests
 
     - name: Compile GtkBackend docs
+      if: ${{ matrix.os == 'ubuntu-24.04' }}
       uses: ./.github/actions/compile-docs
       with:
         target: GtkBackend
         upload: true
 
     - name: Compile Gtk3Backend docs
+      if: ${{ matrix.os == 'ubuntu-24.04' }}
       uses: ./.github/actions/compile-docs
       with:
         target: Gtk3Backend