diff --git a/src/authentication/api/routes.py b/src/authentication/api/routes.py
index e69de29..801c9a9 100644
--- a/src/authentication/api/routes.py
+++ b/src/authentication/api/routes.py
@@ -0,0 +1 @@
+"""Authentication routes."""
diff --git a/src/authentication/api/schema.py b/src/authentication/api/schema.py
index e69de29..fafbeee 100644
--- a/src/authentication/api/schema.py
+++ b/src/authentication/api/schema.py
@@ -0,0 +1 @@
+"""Authentication route schema."""
diff --git a/src/cms/api/routes.py b/src/cms/api/routes.py
index e69de29..5365d07 100644
--- a/src/cms/api/routes.py
+++ b/src/cms/api/routes.py
@@ -0,0 +1 @@
+"""CMS routes."""
diff --git a/src/cms/api/schema.py b/src/cms/api/schema.py
index e69de29..0292250 100644
--- a/src/cms/api/schema.py
+++ b/src/cms/api/schema.py
@@ -0,0 +1 @@
+"""CMS schema."""
diff --git a/src/database/models.py b/src/database/models.py
index e69de29..7bb09cc 100644
--- a/src/database/models.py
+++ b/src/database/models.py
@@ -0,0 +1 @@
+"""Database models."""