💚 Add environement variables for postgres docker container.

.circleci/config.yml

@@ -2,8 +2,12 @@ version: 2
 jobs:
   build:
     docker:
-      - image: circleci/python
-      - image: circleci/postgres
+      - image: circleci/python:3.9.1
+      - image: circleci/postgres:9.6.5
+        environment:
+          POSTGRES_DB: psqluer
+          POSTGRES_USER: myUsr
+          POSTGRES_PASSWORD: somePwd
     working_directory: ~/repo
     steps:
       - checkout
@@ -20,17 +24,10 @@ jobs:
       - run: 
           name: Setup dababase
           environment:
-            POSTGRES_DB: psqluer
-            POSTGRES_USER: myUsr
-            POSTGRES_PASSWORD: somePwd
             DATABASE_URL: postgresql://myUsr:somePwd@localhost:5432/myUsr
             FLASK_DEBUG: 0 
           command: flask db upgrade
-            
 
-  
-              exit 1; \
-            fi
 workflows:
   version: 2
   build-test: