Added Pony ORM support and updated documentation

Author: vsdudakov

.github/workflows/action.yml

@@ -24,6 +24,10 @@ jobs:
       - name: Run Lint
         run: make lint
       - name: Run Tests
+        env:
+          ADMIN_USER_MODEL: User
+          ADMIN_USER_MODEL_USERNAME_FIELD: username
+          ADMIN_SECRET_KEY: secret_key
         run: make test
       - name: Run Build
         run: make -C frontend build

example.env

@@ -1,3 +1,3 @@
-ADMIN_USER_MODEL = User
-ADMIN_USER_MODEL_USERNAME_FIELD = username
-ADMIN_SECRET_KEY = secret_key
+ADMIN_USER_MODEL=User
+ADMIN_USER_MODEL_USERNAME_FIELD=username
+ADMIN_SECRET_KEY=secret_key