chore: add --debug

Author: tianzhou

.github/workflows/pgschema-plan-single.yml

@@ -32,6 +32,7 @@ jobs:
         run: |
           # Run pgschema plan and capture output
           PLAN_OUTPUT=$(pgschema plan \
+            --debug \
             --host "${{ secrets.DB_HOST }}" \
             --port "${{ secrets.DB_PORT }}" \
             --db "${{ secrets.DB_NAME }}" \