allow admin to create user

src/model/user.rs

@@ -89,6 +89,17 @@ impl User {
         .unwrap(); //TODO: fixme
     }
 
+    pub async fn create(db: &SqlitePool, name: String, is_guest: bool) -> bool {
+        sqlx::query!(
+            "INSERT INTO USER(name, is_guest) VALUES (?,?)",
+            name,
+            is_guest,
+        )
+        .execute(db)
+        .await
+        .is_ok()
+    }
+
     pub async fn find_by_id(db: &SqlitePool, id: i32) -> Result<Self, sqlx::Error> {
         let user: User = sqlx::query_as!(
             User,