Move web code to web module

src/web/index.rs

@@ -0,0 +1,18 @@
+use askama::Template;
+use axum::{extract::State, response::IntoResponse};
+use sqlx::SqlitePool;
+
+#[derive(Template)]
+#[template(path = "index.html")]
+struct IndexTemplate {
+    number: i32,
+}
+
+pub async fn get(State(db): State<SqlitePool>) -> super::Result<impl IntoResponse> {
+    let result = sqlx::query!("SELECT column1 AS number FROM (VALUES (1))")
+        .fetch_one(&db)
+        .await?;
+
+    let number = result.number;
+    Ok(IndexTemplate { number })
+}