Add extension pause toggle

extension/popup.js

@@ -1,6 +1,8 @@
 const profileSelect = document.getElementById('profileSelect');
 const statusEl = document.getElementById('status');
 const debugToggle = document.getElementById('debugLoggingToggle');
+const pauseBtn = document.getElementById('pauseBtn');
+let extensionPaused = false;
 
 function isValidProfileNumber(value) {
   return Number.isInteger(value) && value >= 1 && value <= 5;
@@ -63,6 +65,13 @@ function updateStatus(message, saved = false) {
   statusEl.className = saved ? 'status saved' : 'status';
 }
 
+function updatePauseButton() {
+  if (!pauseBtn) {
+    return;
+  }
+  pauseBtn.textContent = extensionPaused ? 'Extension fortsetzen' : 'Extension pausieren';
+}
+
 async function initProfileSelect() {
   const backendProfile = await fetchProfileState();
   if (isValidProfileNumber(backendProfile)) {
@@ -100,6 +109,11 @@ if (debugToggle) {
   });
 }
 
+chrome.storage.sync.get(['extensionPaused'], (result) => {
+  extensionPaused = Boolean(result && result.extensionPaused);
+  updatePauseButton();
+});
+
 function reloadFacebookTabs() {
   chrome.tabs.query({ url: ['https://www.facebook.com/*', 'https://facebook.com/*'] }, (tabs) => {
     tabs.forEach(tab => {
@@ -125,3 +139,14 @@ document.getElementById('saveBtn').addEventListener('click', async () => {
 document.getElementById('webInterfaceBtn').addEventListener('click', () => {
   chrome.tabs.create({ url: API_BASE_URL });
 });
+
+if (pauseBtn) {
+  pauseBtn.addEventListener('click', () => {
+    const nextPaused = !extensionPaused;
+    chrome.storage.sync.set({ extensionPaused: nextPaused }, () => {
+      extensionPaused = nextPaused;
+      updatePauseButton();
+      updateStatus(`Extension ${nextPaused ? 'pausiert' : 'fortgesetzt'} (wirksam ohne Reload)`, true);
+    });
+  });
+}