Initial commit: Egregore web service

FastAPI HTTP server with auth, static files, and reverse proxy to brain/db services.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

static/sw.js

@@ -0,0 +1,62 @@
+// Service Worker for Egregore PWA
+
+const CACHE_NAME = 'egregore-v8';
+const OFFLINE_URL = '/offline.html';
+
+// Assets to cache
+const ASSETS = [
+    '/',
+    '/static/style.css',
+    '/static/app.js',
+    '/static/manifest.json',
+    '/static/icon.svg'
+];
+
+// Install event
+self.addEventListener('install', (event) => {
+    event.waitUntil(
+        caches.open(CACHE_NAME).then((cache) => {
+            return cache.addAll(ASSETS);
+        })
+    );
+    self.skipWaiting();
+});
+
+// Activate event
+self.addEventListener('activate', (event) => {
+    event.waitUntil(
+        caches.keys().then((cacheNames) => {
+            return Promise.all(
+                cacheNames
+                    .filter((name) => name !== CACHE_NAME)
+                    .map((name) => caches.delete(name))
+            );
+        })
+    );
+    self.clients.claim();
+});
+
+// Fetch event - network first, fallback to cache
+self.addEventListener('fetch', (event) => {
+    // Skip non-GET requests
+    if (event.request.method !== 'GET') return;
+
+    // Skip API requests (we want those to always go to network)
+    if (event.request.url.includes('/api/')) return;
+
+    event.respondWith(
+        fetch(event.request)
+            .then((response) => {
+                // Clone the response and cache it
+                const responseClone = response.clone();
+                caches.open(CACHE_NAME).then((cache) => {
+                    cache.put(event.request, responseClone);
+                });
+                return response;
+            })
+            .catch(() => {
+                // Fallback to cache
+                return caches.match(event.request);
+            })
+    );
+});