diff --git a/src/auth.rs b/src/auth.rs
new file mode 100644
index 0000000..e69d218
--- /dev/null
+++ b/src/auth.rs
@@ -0,0 +1,13 @@
+pub struct Authenticator {
+    // TODO
+}
+
+impl Authenticator {
+    pub fn new(/* database credentials ? */) -> Self {
+        Self {}
+    }
+
+    pub fn create_user_token(username: &str, password: &str) -> String {
+        todo!()
+    }
+}
diff --git a/src/main.rs b/src/main.rs
index 89f6cb1..d2bd204 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -19,6 +19,8 @@
 #![warn(clippy::pedantic, clippy::as_conversions)]
 #![forbid(unsafe_code)]
 
+mod auth;
+
 use color_eyre::Result;
 use tracing::{event, instrument, Level};
 use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt, EnvFilter};