Devices can request current time with a precision to the millisecond

central_backend/src/server/devices_api/mod.rs

@@ -0,0 +1 @@
+pub mod utils_controller;

central_backend/src/server/devices_api/utils_controller.rs

@@ -0,0 +1,15 @@
+use crate::server::custom_error::HttpResult;
+use crate::utils::time_utils::time_millis;
+use actix_web::HttpResponse;
+
+#[derive(serde::Serialize)]
+pub struct CurrTime {
+    time_ms: u128,
+}
+
+/// Get current time
+pub async fn curr_time() -> HttpResult {
+    Ok(HttpResponse::Ok().json(CurrTime {
+        time_ms: time_millis(),
+    }))
+}