Use 200 status code for healthcheck endpoint

meilisearch-http/src/routes/health.rs

@@ -9,5 +9,5 @@ pub fn services(cfg: &mut web::ServiceConfig) {
 
 #[get("/health")]
 async fn get_health() -> Result<HttpResponse, ResponseError> {
-    Ok(HttpResponse::NoContent().finish())
+    Ok(HttpResponse::Ok().finish())
 }

meilisearch-http/tests/health.rs

@@ -7,5 +7,5 @@ async fn test_healthyness() {
     // Check that the server is healthy
 
     let (_response, status_code) = server.get_health().await;
-    assert_eq!(status_code, 204);
+    assert_eq!(status_code, 200);
 }