Add feed model, link items to feeds

src/handlers/feeds.rs

@@ -0,0 +1,9 @@
+use axum::{extract::State, Json};
+use sqlx::PgPool;
+
+use crate::error::Error;
+use crate::models::feed::{get_feeds, Feed};
+
+pub async fn get(State(pool): State<PgPool>) -> Result<Json<Vec<Feed>>, Error> {
+    Ok(Json(get_feeds(pool).await?))
+}