test workflow by changing to on push

.github/workflows/psql.yml

@@ -1,12 +1,8 @@
 name: psql demo db build
-on:
-  pull_request_review:
-    types: [submitted]
+on: push
 
 jobs:
   mimic-iv-psql:
-    # only run if PR is approved
-    if: github.event.review.state == 'approved'
     runs-on: ubuntu-latest
     container: python:3.10