feat(ext/popup): session expiry listener, open-vault links, Shift+F shortcut

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

extension/src/popup/components/item-list.ts

@@ -2,7 +2,7 @@
 /// type-iconed rows. Clicking a row fetches the full Item and navigates
 /// to the detail view.
 
-import { getState, setState, sendMessage, navigate, escapeHtml } from '../popup';
+import { getState, setState, sendMessage, navigate, escapeHtml, openVaultTab } from '../popup';
 import type { ItemId, ItemType, ManifestEntry, Item } from '../../shared/types';
 
 /// Extract the display hostname from an icon_hint or fallback to the first tag.
@@ -66,6 +66,7 @@ export function renderItemList(app: HTMLElement): void {
       <button class="btn" id="new-btn" style="font-size:11px;">+ new</button>
       <button class="btn" id="sync-btn" style="font-size:11px;">sync</button>
       <span style="flex:1;"></span>
+      <button class="btn" id="vault-btn" style="font-size:11px;" title="Open vault (Shift+F)">&#x2934;</button>
       <button class="btn" id="settings-btn" style="font-size:11px;">settings</button>
       <button class="btn" id="lock-btn" style="font-size:11px;">lock</button>
     </div>
@@ -92,6 +93,8 @@ export function renderItemList(app: HTMLElement): void {
     wireRowClicks();
   });
 
+  document.getElementById('vault-btn')?.addEventListener('click', () => openVaultTab());
+
   document.getElementById('new-btn')?.addEventListener('click', () => {
     setState({ newType: null });
     navigate('add');
@@ -203,6 +206,12 @@ function handleListKeydown(e: KeyboardEvent): void {
     return;
   }
 
+  if (e.key === 'F' && e.shiftKey) {
+    e.preventDefault();
+    openVaultTab();
+    return;
+  }
+
   const filtered = getFilteredEntries();
 
   if (e.key === 'ArrowDown') {

extension/src/popup/components/unlock.ts

@@ -1,6 +1,6 @@
 /// Unlock view — passphrase input with ENTER to submit.
 
-import { getState, setState, sendMessage, navigate, escapeHtml } from '../popup';
+import { getState, setState, sendMessage, navigate, escapeHtml, openVaultTab } from '../popup';
 import type { ItemId, ManifestEntry } from '../../shared/types';
 
 export function renderUnlock(app: HTMLElement): void {
@@ -23,6 +23,7 @@ export function renderUnlock(app: HTMLElement): void {
       ${state.loading ? '<div style="margin:12px 0;"><span class="spinner"></span></div>' : ''}
       ${state.error ? `<div class="error">${escapeHtml(state.error)}</div>` : ''}
       <div style="margin-top:24px;">
+        <button class="btn" id="vault-btn" style="font-size:11px;">open vault</button>
         <button class="btn" id="settings-btn" style="font-size:11px;">settings</button>
       </div>
     </div>
@@ -52,6 +53,8 @@ export function renderUnlock(app: HTMLElement): void {
     });
   }
 
+  document.getElementById('vault-btn')?.addEventListener('click', () => openVaultTab());
+
   const settingsBtn = document.getElementById('settings-btn');
   settingsBtn?.addEventListener('click', () => navigate('settings'));
 }

extension/src/popup/popup.ts

@@ -34,13 +34,20 @@ export function isInTab(): boolean {
   return window.location.search.length > 0;
 }
 
+export function openVaultTab(hash?: string): void {
+  const url = chrome.runtime.getURL('vault.html') + (hash ? `#${hash}` : '');
+  chrome.tabs.create({ url });
+}
+
 export function popOutToTab(): void {
   const state = getState();
-  const params = new URLSearchParams();
-  params.set('view', state.view);
-  if (state.newType) params.set('type', state.newType);
-  if (state.selectedId) params.set('id', state.selectedId);
-  chrome.tabs.create({ url: `popup.html?${params.toString()}` });
+  if (state.newType) {
+    openVaultTab(`add/${state.newType}`);
+  } else if (state.selectedId) {
+    openVaultTab(`${state.view}/${state.selectedId}`);
+  } else {
+    openVaultTab();
+  }
   window.close();
 }
 
@@ -272,4 +279,16 @@ async function init(): Promise<void> {
   navigate('locked');
 }
 
-document.addEventListener('DOMContentLoaded', init);
+document.addEventListener('DOMContentLoaded', () => {
+  init();
+
+  chrome.runtime.onMessage.addListener((msg) => {
+    if (msg.type === 'session_expired') {
+      currentState.view = 'locked';
+      currentState.error = null;
+      currentState.selectedItem = null;
+      currentState.selectedId = null;
+      render();
+    }
+  });
+});