Use env variable intead of secret

Author: nigosto

.github/workflows/build.yaml

@@ -16,7 +16,7 @@ jobs:
           POSTGRES_DB: ${{ secrets.TEST_POSTGRES_DB }}
           POSTGRES_PASSWORD: ${{ secrets.TEST_POSTGRES_PASSWORD }}
         options: >-
-          --health-cmd="pg_isready -U ${{ secrets.TEST_POSTGRES_USER }}"
+          --health-cmd="pg_isready -U $POSTGRES_USER"
           --health-interval=10s
           --health-timeout=5s
           --health-retries=5