Don't use a built container for test postgres

.github/workflows/ci.yml

@@ -50,13 +50,9 @@ jobs:
   test:
     name: test
     runs-on: ubuntu-latest
-    services:
-      postgres:
-        image: sfackler/rust-postgres-test:6
-        ports:
-          - 5433:5433
     steps:
       - uses: actions/checkout@v2
+      - run: docker compose up -d
       - uses: sfackler/actions/rustup@master
         with:
           version: 1.51.0

docker-compose.yml

@@ -1,6 +1,10 @@
 version: '2'
 services:
   postgres:
-    image: "sfackler/rust-postgres-test:6"
+    image: postgres:14
     ports:
-    - 5433:5433
+      - 5433:5433
+    volumes:
+      - ./docker/sql_setup.sh:/docker-entrypoint-initdb.d/sql_setup.sh
+    environment:
+      POSTGRES_PASSWORD: postgres

docker/Dockerfile

@@ -1,3 +0,0 @@
-FROM postgres:12
-
-COPY sql_setup.sh /docker-entrypoint-initdb.d/