Enable postgres in GA

.github/workflows/check.yaml

@@ -20,6 +20,21 @@ jobs:
 
     runs-on: ubuntu-latest
 
+    services:
+      postgres:
+        image: postgres
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_DB: postgres
+          POSTGRES_PASSWORD: postgres
+        ports:
+          - 5432:5432
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
     steps:
 
       - uses: nikita-volkov/build-and-test-cabal-package.github-action@v1

test/Main.hs

@@ -152,7 +152,7 @@ getConnectionSettings =
       [ setting "host" $ defaultEnv "POSTGRES_HOST" "localhost",
         setting "port" $ defaultEnv "POSTGRES_PORT" "5432",
         setting "user" $ defaultEnv "POSTGRES_USER" "postgres",
-        setting "password" $ maybeEnv "POSTGRES_PASSWORD",
+        setting "password" $ defaultEnv "POSTGRES_PASSWORD" "postgres",
         setting "dbname" $ defaultEnv "POSTGRES_DBNAME" "postgres"
       ]
   where