feat: add backend config module and update environment variables with secure defaults

Author: athrael-soju

backend/app/tests/scripts/test_backend_pre_start.py

@@ -24,10 +24,10 @@ def test_init_successful_connection() -> None:
         except Exception:
             connection_successful = False
 
-        assert (
-            connection_successful
-        ), "The database connection should be successful and not raise an exception."
+        assert connection_successful, (
+            "The database connection should be successful and not raise an exception."
+        )
 
-        assert session_mock.exec.called_once_with(
-            select(1)
-        ), "The session should execute a select statement once."
+        assert session_mock.exec.called_once_with(select(1)), (
+            "The session should execute a select statement once."
+        )

backend/app/tests/scripts/test_test_pre_start.py

@@ -24,10 +24,10 @@ def test_init_successful_connection() -> None:
         except Exception:
             connection_successful = False
 
-        assert (
-            connection_successful
-        ), "The database connection should be successful and not raise an exception."
+        assert connection_successful, (
+            "The database connection should be successful and not raise an exception."
+        )
 
-        assert session_mock.exec.called_once_with(
-            select(1)
-        ), "The session should execute a select statement once."
+        assert session_mock.exec.called_once_with(select(1)), (
+            "The session should execute a select statement once."
+        )