implement basic patients routes

src/main.rs

@@ -1,6 +1,16 @@
-use test_exercise::router;
+use hospital_server::app_state::AppState;
+use hospital_server::router;
+use sqlx::SqlitePool;
 
 #[tokio::main]
 async fn main() {
-    router().await;
+    let _ = dotenvy::dotenv();
+    let db_url = std::env::var("DATABASE_URL").expect("DATABASE_URL is not set");
+
+    let pool = SqlitePool::connect(&db_url)
+        .await
+        .expect("Cannot connect to db");
+    let state = AppState { pool: pool };
+    sqlx::migrate!().run(&state.pool).await.unwrap();
+    router(state).await;
 }