add show_success lua binding (#3249)

docs/lua/tables/gui.md

@@ -2,7 +2,7 @@
 
 Table containing functions for modifying the menu GUI.
 
-## Functions (7)
+## Functions (8)
 
 ### `get_tab(tab_name)`
 
@@ -30,6 +30,19 @@ tab = gui.get_tab(tab_name)
 tab = gui.add_tab(tab_name)
 ```
 
+### `show_success(title, message)`
+
+Shows a success to the user with the given title and message.
+
+- **Parameters:**
+  - `title` (string)
+  - `message` (string)
+
+**Example Usage:**
+```lua
+gui.show_success(title, message)
+```
+
 ### `show_message(title, message)`
 
 Shows a message to the user with the given title and message.

src/lua/bindings/gui.cpp

@@ -243,6 +243,17 @@ namespace lua::gui
 		return new_tab;
 	}
 
+	// Lua API: Function
+	// Table: gui
+	// Name: show_success
+	// Param: title: string
+	// Param: message: string
+	// Shows a success to the user with the given title and message.
+	static void show_success(const std::string& title, const std::string& message)
+	{
+		big::g_notification_service.push_success(title, message);
+	}
+
 	// Lua API: Function
 	// Table: gui
 	// Name: show_message
@@ -317,6 +328,7 @@ namespace lua::gui
 		auto ns            = state["gui"].get_or_create<sol::table>();
 		ns["get_tab"]      = get_tab;
 		ns["add_tab"]      = add_tab;
+		ns["show_success"] = show_success;
 		ns["show_message"] = show_message;
 		ns["show_warning"] = show_warning;
 		ns["show_error"]   = show_error;