feat: enhance visibility settings for icon tab bar and update dialog instructions

Author: mariokernich

webapp/controller/Main.controller.ts

@@ -490,6 +490,10 @@ export default class Main extends BaseController {
 		) as string[];
 		const iconTabBar = this.byId("iconTabBar") as IconTabBar;
 		iconTabBar.getItems().forEach((item: IconTab) => {
+			if ((item as IconTabFilter).getKey() === "ALL") {
+				(item as IconTabFilter).setVisible(true);
+				return;
+			}
 			(item as IconTabFilter).setVisible(
 				visibleGroups.includes((item as IconTabFilter).getKey())
 			);

webapp/util/DialogManager.ts

@@ -26,12 +26,11 @@ export default class DialogManager extends UI5Element {
 							<p>Here are some key features:</p>
 							<ul>
 								<li><strong>Search:</strong> Use the search bar to find T-Codes by code, title, or description.</li>
-								<li><strong>Copy:</strong> Click on a T-Code to copy it to your clipboard. You can also choose to copy with a /n prefix.</li>
+								<li><strong>Copy:</strong> Click on a T-Code to copy it to your clipboard. You can also choose to copy with a /n prefix which can be configured in settings.</li>
 								<li><strong>Favorites:</strong> Mark T-Codes as favorites for quick access.</li>
-								<li><strong>Custom T-Codes:</strong> Add, edit, and delete your own custom T-Codes.</li>
+								<li><strong>Custom T-Codes:</strong> Add, edit, and delete your own custom T-Codes in the CUSTOM group. Right click a cell to edit existing ones.</li>
 								<li><strong>Settings:</strong> Customize your experience with options like theme selection and search reset behavior.</li>
 							</ul>
-							<p>To edit a T-Code, right-click on any cell item. If you have any feedback or feature requests, feel free to open an <a href="https://github.com/marioke/de.kernich.tcode/issues" target="_blank">issue on GitHub</a> 🚀</p>
 							<p>Enjoy your development journey! 🌟</p>
 						`,
 					}).addStyleClass("sapUiSmallMarginBegin sapUiSmallMarginEnd"),