Added user module (#7)

Reviewed-on: phoenix/textsender-models#7

src/lib.rs

@@ -1,3 +1,4 @@
 pub mod config;
 pub mod contact;
 pub mod token;
+pub mod user;

src/user/mod.rs

@@ -0,0 +1,17 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Debug, Default, Deserialize, Serialize)]
+pub struct User {
+    pub id: uuid::Uuid,
+    pub phone_number: String,
+    pub username: String,
+    pub password: String,
+    // Firstname is a pointer
+    pub firstname: String,
+    // Lastname is a pointer
+    pub lastname: String,
+    #[serde(with = "time::serde::rfc3339::option")]
+    pub created: Option<time::OffsetDateTime>,
+    #[serde(with = "time::serde::rfc3339::option")]
+    pub last_login: Option<time::OffsetDateTime>,
+}