feat(backend): updated deploy-pr.yaml

.github/workflows/deploy-pr.yaml

@@ -85,6 +85,7 @@ jobs:
           DOMAIN_SCHEME: "${{ needs.get_urls.outputs.backend_url_scheme }}"
           FRONTEND_DOMAIN: "${{ needs.get_urls.outputs.frontend_url }}"
           FRONTEND_DOMAIN_SCHEME: "${{ needs.get_urls.outputs.frontend_url_scheme }}"
+          UNIRATE_API_KEY: ${{ secrets.UNIRATE_API_KEY }}
         run: |
           PR=${{ github.event.pull_request.number }}
           RELEASE=myapp-pr-$PR
@@ -102,7 +103,8 @@ jobs:
             --set-string rabbitmq.password="$RABBITMQ_PASSWORD" \
             --set-string database.password="$DB_PASSWORD" \
             --set-string database.encryptionSecret="$PR" \
-            --set-string app.name="finance-tracker-pr-$PR"
+            --set-string app.name="finance-tracker-pr-$PR" \
+            --set-string unirate.key="$UNIRATE_API_KEY"
 
       - name: Post preview URLs as PR comment
         uses: actions/github-script@v7