Create model for sessions

src/models/mod.rs

@@ -2,3 +2,4 @@ pub mod user;
 pub mod purchase;
 pub mod game;
 pub mod character;
+pub mod session;

src/models/session.rs

@@ -0,0 +1,10 @@
+use uuid::Uuid;
+use chrono::{DateTime, Utc};
+
+pub struct Session {
+    id: Uuid,
+    game_id: Uuid,
+    summary: String,
+    started_at: DateTime<Utc>,
+    ended_at: DateTime<Utc>
+}