Merge pull request Expensify#64611 from Expensify/Rory-DryRunCheck

[No QA] Run generateTranslations dry run on every pull request

Author: luacmartins

.github/workflows/generateTranslations.yml

@@ -0,0 +1,29 @@
+name: Generate static translations
+
+on:
+  pull_request:
+    types: [opened, synchronize]
+
+jobs:
+  # We always run dry-run the script to verify that it still works.
+  # The generateTranslations script runs with ts-node, which can't handle Flow
+  # (the specialized JS that React Native is written in).
+  # Therefore, adding an import in the wrong place could break the script, even if you didn't modify the script.
+  dryRun:
+    runs-on: ubuntu-latest
+    steps:
+      # v4
+      - name: Checkout
+        uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
+
+      - name: Setup Node
+        uses: ./.github/actions/composite/setupNode
+
+      - name: Run generateTranslations dry run
+        run: npx ts-node ./scripts/generateTranslations.ts --dry-run
+
+      - name: Explain failure
+        if: failure()
+        run: |
+          echo '::error:: 😦 Something you did broke scripts/generateTranslations.ts. Most likely, this means you added an import that caused react-native to be directly or indirectly imported into the script.'
+          exit 1