Limit player name length

rust/sea_battle_backend/src/data/play_config.rs

@@ -57,6 +57,8 @@ pub struct PlayConfiguration {
     pub max_boats_number: usize,
     pub bot_types: &'static [BotDescription],
     pub ordinate_alphabet: &'static str,
+    pub min_player_name_len: usize,
+    pub max_player_name_len: usize,
 }
 
 impl Default for PlayConfiguration {
@@ -72,6 +74,8 @@ impl Default for PlayConfiguration {
             max_boats_number: MAX_BOATS_NUMBER,
             bot_types: &BOTS_TYPES,
             ordinate_alphabet: ALPHABET,
+            min_player_name_len: MIN_PLAYER_NAME_LENGTH,
+            max_player_name_len: MAX_PLAYER_NAME_LENGTH,
         }
     }
 }