Implement strike timeout on server side

rust/sea_battle_backend/src/utils/mod.rs

@@ -4,6 +4,7 @@ use std::io::ErrorKind;
 
 pub mod network_utils;
 pub mod string_utils;
+pub mod time_utils;
 
 pub type Res<E = ()> = Result<E, Box<dyn Error>>;
 

rust/sea_battle_backend/src/utils/time_utils.rs

@@ -0,0 +1,9 @@
+use std::time::{SystemTime, UNIX_EPOCH};
+
+/// Get the current time since epoch
+pub fn time() -> u64 {
+    SystemTime::now()
+        .duration_since(UNIX_EPOCH)
+        .unwrap()
+        .as_secs()
+}