build(deps): update Google authentication and add adoption dry runs

.github/workflows/adoption-monthly.yml

@@ -15,6 +15,11 @@ on:
   schedule:
     - cron: "0 6 18 * *" # 18th of each month, 06:00 UTC
   workflow_dispatch:
+    inputs:
+      dry_run:
+        description: Validate Google Cloud access and estimate query cost without refreshing data
+        type: boolean
+        default: false
 
 permissions:
   contents: write
@@ -33,7 +38,7 @@ jobs:
           node-version: 22
           cache: npm
 
-      - uses: google-github-actions/auth@v2
+      - uses: google-github-actions/auth@v3
         with:
           project_id: ${{ vars.GCP_PROJECT_ID }}
           workload_identity_provider: ${{ vars.GCP_WIF_PROVIDER }}
@@ -46,11 +51,14 @@ jobs:
         run: npm run adoption
         env:
           GCP_PROJECT_ID: ${{ vars.GCP_PROJECT_ID }}
+          ADOPTION_DRY_RUN: ${{ inputs.dry_run && '1' || '0' }}
 
       - name: Format data file
+        if: ${{ !inputs.dry_run }}
         run: npx prettier --write src/data/adoption.json
 
       - name: Detect change
+        if: ${{ !inputs.dry_run }}
         id: diff
         run: |
           if git diff --quiet -- src/data/adoption.json; then
@@ -61,7 +69,7 @@ jobs:
           fi
 
       - name: Open or update PR
-        if: steps.diff.outputs.changed == 'true'
+        if: ${{ !inputs.dry_run && steps.diff.outputs.changed == 'true' }}
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |