chore: version service worker cache

Dockerfile

@@ -13,6 +13,10 @@ RUN npm install --omit=dev
 # Copy all project files, including the 'public' directory, into the container
 COPY . .
 
+# Bake a cache-busting version into the service worker
+ARG APP_VERSION=dev
+RUN sed -i "s/__APP_VERSION__/${APP_VERSION}/g" public/sw.js
+
 # Make port 3000 available
 EXPOSE 3000
 

public/js/main.js

@@ -15,7 +15,8 @@ import {
     renderArchiveView,
     renderTimeOffHistoryView,
     updatePendingRequestsList,
-    renderEditTimeOffModal
+    renderEditTimeOffModal,
+    renderCalendarView
 } from './ui.js';
 
 // --- STATE MANAGEMENT ---
@@ -55,7 +56,7 @@ async function subscribeToNotifications() {
             applicationServerKey: urlBase64ToUint8Array(publicVapidKey)
         });
 
-        const res = await apiCall(' /subscribe', 'POST', subscription);
+        const res = await apiCall('/subscribe', 'POST', subscription);
         
         // If the subscription is saved successfully, set a flag so we don't do it again
         if (res.success) {
@@ -262,6 +263,9 @@ function handleAdminDashboardClick(e) {
         case 'view-notes-btn':
             handleViewNotesClick();
             return;
+        case 'view-calendar-btn':
+            renderCalendarView();
+            return;
     }
 
     if (target.classList.contains('approve-request-btn') || target.classList.contains('deny-request-btn')) {
@@ -463,6 +467,9 @@ function setupTabbedInterface() {
             panel.classList.add('hidden');
         });
         document.getElementById(`tab-content-${tabTarget}`).classList.remove('hidden');
+        if (tabTarget === 'calendar') {
+            renderCalendarView();
+        }
     });
 }
 

public/sw.js

@@ -1,6 +1,7 @@
-// public/sw.js - CORRECTED
+// public/sw.js
 
-const CACHE_NAME = 'timepulse-v1';
+const APP_VERSION = '__APP_VERSION__';
+const CACHE_NAME = `timepulse-${APP_VERSION}`;
 const filesToCache = [
   '/', '/index.html', '/style/style.css', '/js/main.js', '/js/ui.js',
   '/js/api.js', '/js/utils.js', '/manifest.json',
@@ -32,8 +33,33 @@ self.addEventListener('fetch', event => {
   if (event.request.method !== 'GET' || event.request.url.includes('/api/')) {
     return;
   }
+
+  const url = new URL(event.request.url);
+
+  if (event.request.mode === 'navigate' || url.pathname === '/' || url.pathname.endsWith('/index.html')) {
+    event.respondWith(
+      fetch(event.request)
+        .then(response => {
+          const responseClone = response.clone();
+          caches.open(CACHE_NAME).then(cache => cache.put(event.request, responseClone));
+          return response;
+        })
+        .catch(() => caches.match(event.request))
+    );
+    return;
+  }
+
   event.respondWith(
-    caches.match(event.request).then(response => response || fetch(event.request))
+    caches.match(event.request).then(cached => {
+      const fetchPromise = fetch(event.request).then(response => {
+        if (response && response.ok) {
+          const responseClone = response.clone();
+          caches.open(CACHE_NAME).then(cache => cache.put(event.request, responseClone));
+        }
+        return response;
+      });
+      return cached || fetchPromise;
+    })
   );
 });