auth: Define the `User` type

* gn3/auth/authentication.py -> gn3/auth/authentication/__init__.py: Convert
  module to package
* gn3/auth/authentication/users.py: Define the `User` type

2 files changed, 9 insertions, 0 deletions

diff --git a/gn3/auth/authentication.py b/gn3/auth/authentication/__init__.py
index 42ceacb..42ceacb 100644
--- a/gn3/auth/authentication.py
+++ b/gn3/auth/authentication/__init__.py
diff --git a/gn3/auth/authentication/users.py b/gn3/auth/authentication/users.py
new file mode 100644
index 0000000..4854d18
--- /dev/null
+++ b/gn3/auth/authentication/users.py
@@ -0,0 +1,9 @@
+"""User-specific code and data structures."""
+from uuid import UUID
+from typing import NamedTuple
+
+class User(NamedTuple):
+    """Class representing a user."""
+    user_id: UUID
+    email: str
+    name: str