Ribbon Phase 4: modulare Custom-Bar als eigener Tab (Eigene) mit ＋-Picker, localStorage-persistiert

src/i18n/de.ts

@@ -125,9 +125,13 @@ export const de = {
   "ribbon.tab.3d": "3D",
   "ribbon.tab.bim": "BIM",
   "ribbon.tab.views": "Ansichten",
+  "ribbon.tab.custom": "Eigene",
   "ribbon.group.draw": "Zeichnen",
   "ribbon.group.modify": "Ändern",
   "ribbon.group.components": "Bauteile",
+  "ribbon.group.custom": "Eigene Leiste",
+  "ribbon.custom.add": "＋ Hinzufügen",
+  "ribbon.custom.empty": "Elemente über ＋ Hinzufügen wählen",
   "ribbon.empty": "Noch keine Werkzeuge in diesem Tab",
   "tool.select.hint": "Auswahl — Elemente klicken/aufziehen",
   "tool.window.hint": "Fenster: Wand wählen, dann Position setzen",

src/i18n/en.ts

@@ -124,9 +124,13 @@ export const en: Record<TranslationKey, string> = {
   "ribbon.tab.3d": "3D",
   "ribbon.tab.bim": "BIM",
   "ribbon.tab.views": "Views",
+  "ribbon.tab.custom": "Custom",
   "ribbon.group.draw": "Draw",
   "ribbon.group.modify": "Modify",
   "ribbon.group.components": "Components",
+  "ribbon.group.custom": "Custom bar",
+  "ribbon.custom.add": "＋ Add",
+  "ribbon.custom.empty": "Pick elements via “＋ Add”",
   "ribbon.empty": "No tools in this tab yet",
   "tool.select.hint": "Select — click/drag elements",
   "tool.window.hint": "Window: pick a wall, then set the position",