feat: consistent vibration feedback via vibrate() utility across modules

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

public/pages/budget.js

@@ -7,7 +7,7 @@
 
 import { api } from '/api.js';
 import { openModal as openSharedModal, closeModal } from '/components/modal.js';
-import { stagger } from '/utils/ux.js';
+import { stagger, vibrate } from '/utils/ux.js';
 
 // --------------------------------------------------------
 // Konstanten
@@ -424,6 +424,7 @@ async function deleteEntry(id) {
     const sumRes  = await api.get(`/budget/summary?month=${state.month}`);
     state.summary = sumRes.data;
     renderBody();
+    vibrate([30, 50, 30]);
     window.oikos?.showToast('Eintrag gelöscht', 'success');
   } catch (err) {
     window.oikos?.showToast(err.data?.error ?? 'Fehler', 'error');

public/pages/contacts.js

@@ -6,7 +6,7 @@
 
 import { api } from '/api.js';
 import { openModal as openSharedModal, closeModal } from '/components/modal.js';
-import { stagger } from '/utils/ux.js';
+import { stagger, vibrate } from '/utils/ux.js';
 
 // --------------------------------------------------------
 // Konstanten
@@ -314,6 +314,7 @@ async function deleteContact(id) {
     await api.delete(`/contacts/${id}`);
     state.contacts = state.contacts.filter((c) => c.id !== id);
     renderList();
+    vibrate([30, 50, 30]);
     window.oikos?.showToast('Kontakt gelöscht', 'success');
   } catch (err) {
     window.oikos?.showToast(err.data?.error ?? 'Fehler', 'error');

public/pages/notes.js

@@ -6,7 +6,7 @@
 
 import { api } from '/api.js';
 import { openModal as openSharedModal, closeModal } from '/components/modal.js';
-import { stagger } from '/utils/ux.js';
+import { stagger, vibrate } from '/utils/ux.js';
 
 // --------------------------------------------------------
 // Konstanten
@@ -459,6 +459,7 @@ async function deleteNote(id) {
     await api.delete(`/notes/${id}`);
     state.notes = state.notes.filter((n) => n.id !== id);
     renderGrid();
+    vibrate([30, 50, 30]);
     window.oikos?.showToast('Notiz gelöscht', 'success');
   } catch (err) {
     window.oikos?.showToast(err.data?.error ?? 'Fehler', 'error');

public/pages/shopping.js

@@ -5,7 +5,7 @@
  */
 
 import { api } from '/api.js';
-import { stagger } from '/utils/ux.js';
+import { stagger, vibrate } from '/utils/ux.js';
 
 // --------------------------------------------------------
 // Konstanten
@@ -441,6 +441,7 @@ function wireListContentEvents(container) {
 
       try {
         await api.patch(`/shopping/items/${id}`, { is_checked: newVal });
+        vibrate(10);
       } catch (err) {
         // Zurückrollen
         if (item) item.is_checked = checked;

public/pages/tasks.js

@@ -7,7 +7,7 @@
 import { api } from '/api.js';
 import { renderRRuleFields, bindRRuleEvents, getRRuleValues } from '/rrule-ui.js';
 import { openModal as openSharedModal, closeModal } from '/components/modal.js';
-import { stagger } from '/utils/ux.js';
+import { stagger, vibrate } from '/utils/ux.js';
 
 // --------------------------------------------------------
 // Konstanten
@@ -766,7 +766,7 @@ function wireSwipeGestures(container) {
         // Swipe links → Status-Toggle (offen ↔ erledigt)
         card.style.transition = 'transform 0.2s ease';
         card.style.transform  = 'translateX(-110%)';
-        if (navigator.vibrate) navigator.vibrate(40);
+        vibrate(40);
         setTimeout(async () => {
           resetCard(false);
           try {
@@ -781,7 +781,7 @@ function wireSwipeGestures(container) {
       } else if (dx > SWIPE_THRESHOLD) {
         // Swipe rechts → Bearbeiten-Modal
         resetCard(true);
-        if (navigator.vibrate) navigator.vibrate(20);
+        vibrate(20);
         try {
           const task = await loadTaskForEdit(taskId);
           openTaskModal({ task, users: state.users }, container);