Start the browser contextual tour when the tab opens, including blank tabs.

Co-authored-by: Orca <help@stably.ai>

mock-browser-contextual-tour-step3.html

@@ -357,7 +357,7 @@
       <div class="when-note">
         <strong>When does this show?</strong>
         <ul>
-          <li>First time a <strong>new user</strong> opens the in-app browser on a <strong>loaded local page</strong> (not a blank tab, not a remote/SSH runtime browser).</li>
+          <li>First time a <strong>new user</strong> opens an in-app browser tab on a <strong>local desktop browser</strong> (not a remote/SSH runtime browser).</li>
           <li>Only once per profile, and only one contextual tour per session.</li>
           <li>Step 3 is the last step — it appears after Next on step 2. In production, advancing to step 3 would open the <strong>···</strong> menu automatically.</li>
         </ul>

src/renderer/src/components/browser-pane/BrowserPane.tsx

@@ -721,9 +721,6 @@ export default function BrowserPane({
   const setBrowserPageUrl = useAppStore((s) => s.setBrowserPageUrl)
   const runtimeEnvironmentActive = Boolean(activeRuntimeEnvironmentId?.trim())
   const activeBrowserPageId = activeBrowserPage?.id ?? null
-  const activeBrowserPageIsBlank =
-    !runtimeEnvironmentActive &&
-    (activeBrowserPage?.url === 'about:blank' || activeBrowserPage?.url === ORCA_BROWSER_BLANK_URL)
   const browserPageIds = useMemo(() => browserPages.map((page) => page.id), [browserPages])
   const automationVisiblePageIds = useBrowserAutomationVisiblePageIds(browserPageIds)
   // Why: inactive Electron webviews must stay mounted in their original DOM
@@ -758,10 +755,7 @@ export default function BrowserPane({
 
   useContextualTour(
     'browser',
-    isActive &&
-      activeBrowserPage !== null &&
-      !runtimeEnvironmentActive &&
-      !activeBrowserPageIsBlank,
+    isActive && activeBrowserPage !== null && !runtimeEnvironmentActive,
     'browser_visible'
   )
 

src/renderer/src/components/contextual-tours/browser-tour-mock.generate.test.ts

@@ -448,7 +448,7 @@ describe('browser contextual tour mock generator', () => {
       <div class="when-note">
         <strong>When does this show?</strong>
         <ul>
-          <li>First time a <strong>new user</strong> opens the in-app browser on a <strong>loaded local page</strong> (not a blank tab, not a remote/SSH runtime browser).</li>
+          <li>First time a <strong>new user</strong> opens an in-app browser tab on a <strong>local desktop browser</strong> (not a remote/SSH runtime browser).</li>
           <li>Only once per profile, and only one contextual tour per session.</li>
           <li>Step 3 is the last step — it appears after Next on step 2. In production, advancing to step 3 would open the <strong>···</strong> menu automatically.</li>
         </ul>

src/shared/feature-interactions.ts

@@ -71,7 +71,7 @@ export const FEATURE_INTERACTIONS = [
   },
   {
     id: 'browser',
-    interaction: 'non-blank browser page viewed'
+    interaction: 'in-app browser opened'
   },
   {
     id: 'tasks',