Support Hyprland 0.56 plugin API

src/main.cpp

@@ -39,7 +39,7 @@ namespace Layout::Tiled {
             // Intentionally ignored: this layout always keeps equal-width columns.
         }
 
-        void recalculate() override {
+        void recalculate(eRecalculateReason /*reason*/ = RECALCULATE_REASON_UNKNOWN) override {
             cleanup();
 
             const auto parent = m_parent.lock();
@@ -93,7 +93,7 @@ namespace Layout::Tiled {
             return targets[(idx + 1) % targets.size()];
         }
 
-        std::expected<void, std::string> layoutMsg(const std::string_view& sv) override {
+        Config::ErrorResult layoutMsg(const std::string_view& sv) override {
             if (sv == "togglesplit" || sv == "swapsplit")
                 return {};
 
@@ -102,7 +102,8 @@ namespace Layout::Tiled {
                 return {};
             }
 
-            return std::unexpected(std::string{"columns: unsupported layout message: "} + std::string{sv});
+            return Config::configError(std::string{"columns: unsupported layout message: "} + std::string{sv},
+                                       Config::eConfigErrorLevel::ERROR, Config::eConfigErrorCode::INVALID_ARGUMENT);
         }
 
         std::optional<Vector2D> predictSizeForNewTarget() override {