test-and-publish: Add PDFREST_API_KEY for testing

Author: datalogics-kam

.github/workflows/test-and-publish.yml

@@ -36,6 +36,8 @@ jobs:
           cache-dependency-glob: uv.lock
       - name: Run tests with nox
         run: uvx nox --python ${{ matrix.python-version }} --session tests
+        env:
+          PDFREST_API_KEY: ${{ secrets.PDFREST_API_KEY }}
 
   publish:
     name: Publish to CodeArtifact