follow the IBM convention

meilisearch-http/src/routes/health.rs

@@ -9,6 +9,6 @@ pub fn services(cfg: &mut web::ServiceConfig) {
 
 #[get("/health")]
 async fn get_health() -> Result<HttpResponse, ResponseError> {
-    let payload = serde_json::json!({ "status": "ok" });
+    let payload = serde_json::json!({ "status": "available" });
     Ok(HttpResponse::Ok().body(payload.to_string()))
 }

meilisearch-http/tests/health.rs

@@ -8,5 +8,5 @@ async fn test_healthyness() {
 
     let (response, status_code) = server.get_health().await;
     assert_eq!(status_code, 200);
-    assert_eq!(response["status"], "ok");
+    assert_eq!(response["status"], "available");
 }