add health route

src/routes/health.rs

@@ -0,0 +1,9 @@
+use axum::{response::IntoResponse, Json};
+use serde_json::json;
+
+pub async fn health_route() -> impl IntoResponse {
+    Json(json!({
+        "ready": true,
+        "reason": "Everything is OK"
+    }))
+}

src/routes/mod.rs

@@ -1 +1,2 @@
+pub mod health;
 pub mod liquid;