diff --git a/src/spiff_workflow_webapp/config/__init__.py b/src/spiff_workflow_webapp/config/__init__.py
index 20e4ddc4..35368dce 100644
--- a/src/spiff_workflow_webapp/config/__init__.py
+++ b/src/spiff_workflow_webapp/config/__init__.py
@@ -1,11 +1,15 @@
 """__init__.py."""
 import os
+
+from flask.app import Flask
 from werkzeug.utils import ImportStringError
 
-project_root = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "..", ".."))
+project_root = os.path.abspath(
+    os.path.join(os.path.dirname(__file__), "..", "..", "..")
+)
 
 
-def setup_config(app):
+def setup_config(app: Flask) -> None:
     """Setup_config."""
     app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
     app.config.from_object("spiff_workflow_webapp.config.default")
diff --git a/src/spiff_workflow_webapp/config/default.py b/src/spiff_workflow_webapp/config/default.py
index f8a46212..0430dead 100644
--- a/src/spiff_workflow_webapp/config/default.py
+++ b/src/spiff_workflow_webapp/config/default.py
@@ -1,2 +1,4 @@
 """Default."""
-SQLALCHEMY_DATABASE_URI = "mysql+mysqlconnector://root:@localhost/spiff_workflow_webapp_development"
+SQLALCHEMY_DATABASE_URI = (
+    "mysql+mysqlconnector://root:@localhost/spiff_workflow_webapp_development"
+)
diff --git a/src/spiff_workflow_webapp/config/development.py b/src/spiff_workflow_webapp/config/development.py
index b32d6120..5da131a0 100644
--- a/src/spiff_workflow_webapp/config/development.py
+++ b/src/spiff_workflow_webapp/config/development.py
@@ -1,2 +1,4 @@
 """Development."""
-SQLALCHEMY_DATABASE_URI = "mysql+mysqlconnector://root:@localhost/spiff_workflow_webapp_development"
+SQLALCHEMY_DATABASE_URI = (
+    "mysql+mysqlconnector://root:@localhost/spiff_workflow_webapp_development"
+)
diff --git a/src/spiff_workflow_webapp/config/testing.py b/src/spiff_workflow_webapp/config/testing.py
index fd10da7f..c78cb50f 100644
--- a/src/spiff_workflow_webapp/config/testing.py
+++ b/src/spiff_workflow_webapp/config/testing.py
@@ -5,7 +5,9 @@ import os
 if os.environ.get("TEST_DATABASE_TYPE") == "sqlite":
     SQLALCHEMY_DATABASE_URI = "sqlite:///db.sqlite3"
 else:
-    SQLALCHEMY_DATABASE_URI = "mysql+mysqlconnector://root:@localhost/spiff_workflow_webapp_testing"
+    SQLALCHEMY_DATABASE_URI = (
+        "mysql+mysqlconnector://root:@localhost/spiff_workflow_webapp_testing"
+    )
 
 TESTING = True
 BPMN_SPEC_DIR = "tests/spiff_workflow_webapp/files/bpmn_specs"
diff --git a/src/spiff_workflow_webapp/db.sqlite3 b/src/spiff_workflow_webapp/db.sqlite3
index b01bbbfc..e0ceec92 100644
Binary files a/src/spiff_workflow_webapp/db.sqlite3 and b/src/spiff_workflow_webapp/db.sqlite3 differ
diff --git a/src/spiff_workflow_webapp/models/permission_assignment.py b/src/spiff_workflow_webapp/models/permission_assignment.py
index 6631826f..e81fdba6 100644
--- a/src/spiff_workflow_webapp/models/permission_assignment.py
+++ b/src/spiff_workflow_webapp/models/permission_assignment.py
@@ -2,8 +2,8 @@
 import enum
 
 from flask_bpmn.models.db import db
-from sqlalchemy import Enum
-from sqlalchemy import ForeignKey  # type: ignore
+from sqlalchemy import Enum  # type: ignore
+from sqlalchemy import ForeignKey
 
 from spiff_workflow_webapp.models.permission import PermissionModel
 from spiff_workflow_webapp.models.permission_target import PermissionTargetModel