Add debug step for JWT tokens

fast/stages/0-bootstrap/templates/workflow-github.yaml

@@ -47,6 +47,19 @@ jobs:
         name: Checkout repository
         uses: actions/checkout@v3
 
+#      # Print JWT token payload, useful for debugging
+#      - id: jwt-debug
+#        name: Print GITHUB_TOKEN payload
+#        shell: python -u {0}
+#        run: |
+#          import base64
+#          import json
+#
+#          token = '${{ secrets.GITHUB_TOKEN }}'
+#          payload_text = token.split('.')[1]
+#          payload = json.loads(base64.urlsafe_b64decode(payload_text + '=' * (4-len(payload_text) %4)))
+#          print(json.dumps(payload, indent=2))
+
       # set up SSH key authentication to the modules repository
       - id: ssh-config
         name: Configure SSH authentication