Mark auth token file read nodiscard

src/main/cpp/net/eagle0/shardok/library/util/PlayerUtils.hpp

@@ -15,10 +15,10 @@ namespace shardok {
 using PlayerInfoFb = net::eagle0::shardok::storage::fb::PlayerInfo;
 using GameState = net::eagle0::shardok::storage::fb::GameState;
 
-[[nodiscard]] auto PlayerIsDefender(const GameState *gameState, int playerId) -> bool;
-[[nodiscard]] auto
-NextPlayerId(const GameState *gameState, PlayerId pid, bool allowUncontrolled = true) -> PlayerId;
-[[nodiscard]] auto AlliedPids(const GameState *gameState, int playerId) -> std::vector<PlayerId>;
+auto PlayerIsDefender(const GameState *gameState, int playerId) -> bool;
+auto NextPlayerId(const GameState *gameState, PlayerId pid, bool allowUncontrolled = true)
+        -> PlayerId;
+auto AlliedPids(const GameState *gameState, int playerId) -> std::vector<PlayerId>;
 
 }  // namespace shardok
 

src/main/cpp/net/eagle0/shardok/server/TokenAuthInterceptor.hpp

@@ -94,7 +94,7 @@ private:
  * Read auth token from a file, stripping whitespace.
  * Returns empty string if file doesn't exist or is empty.
  */
-inline auto ReadAuthTokenFromFile(const std::string& filePath) -> std::string {
+[[nodiscard]] inline auto ReadAuthTokenFromFile(const std::string& filePath) -> std::string {
     if (filePath.empty()) { return ""; }
 
     std::ifstream file(filePath);