Use URL-based routing instead of local state

src/client/components/DashboardLanding.tsx

@@ -1,7 +1,7 @@
 import { useEffect } from 'hono/jsx'
 import { openAppSelectorModal } from '../modals'
 import { navigate } from '../router'
-import { dashboardTab, isNarrow, setDashboardTab } from '../state'
+import { dashboardTab, isNarrow } from '../state'
 import {
   AppSelectorChevron,
   DashboardContainer,
@@ -30,8 +30,7 @@ export function DashboardLanding({ render }: { render: () => void }) {
   }
 
   const switchTab = (tab: typeof dashboardTab) => {
-    setDashboardTab(tab)
-    render()
+    navigate(tab === 'urls' ? '/' : `/${tab}`)
     if (tab === 'logs') scrollLogsToBottom()
   }
 

src/client/components/Nav.tsx

@@ -1,5 +1,6 @@
 import type { App } from '../../shared/types'
-import { apps, getSelectedTab, setSelectedTab } from '../state'
+import { navigate } from '../router'
+import { apps, getSelectedTab } from '../state'
 import { Tab, TabBar } from '../styles'
 import { resetToolIframe } from '../tool-iframes'
 
@@ -12,8 +13,7 @@ export function Nav({ app, render }: { app: App; render: () => void }) {
       resetToolIframe(tab, app.name)
       return
     }
-    setSelectedTab(app.name, tab)
-    render()
+    navigate(tab === 'overview' ? `/app/${app.name}` : `/app/${app.name}/${tab}`)
   }
 
   // Find all tools

src/client/router.ts

@@ -1,4 +1,4 @@
-import { setCurrentView, setSelectedApp } from './state'
+import { setCurrentView, setDashboardTab, setSelectedApp, setSelectedTab } from './state'
 
 let _render: () => void
 
@@ -31,14 +31,27 @@ function route() {
   const path = location.pathname
 
   if (path.startsWith('/app/')) {
-    const name = decodeURIComponent(path.slice(5))
+    const rest = decodeURIComponent(path.slice(5))
+    const slashIdx = rest.indexOf('/')
+    const name = slashIdx === -1 ? rest : rest.slice(0, slashIdx)
+    const tab = slashIdx === -1 ? 'overview' : rest.slice(slashIdx + 1)
     setSelectedApp(name)
+    setSelectedTab(name, tab)
     setCurrentView('dashboard')
   } else if (path === '/settings') {
     setSelectedApp(null)
     setCurrentView('settings')
+  } else if (path === '/logs') {
+    setSelectedApp(null)
+    setDashboardTab('logs')
+    setCurrentView('dashboard')
+  } else if (path === '/metrics') {
+    setSelectedApp(null)
+    setDashboardTab('metrics')
+    setCurrentView('dashboard')
   } else {
     setSelectedApp(null)
+    setDashboardTab('urls')
     setCurrentView('dashboard')
   }
 

src/client/state.ts

@@ -7,19 +7,18 @@ export let currentView: 'dashboard' | 'settings' = 'dashboard'
 export let isNarrow: boolean = window.matchMedia('(max-width: 768px)').matches
 export let selectedApp: string | null = null
 export let sidebarCollapsed: boolean = localStorage.getItem('sidebarCollapsed') === 'true'
-export let dashboardTab: DashboardTab = (localStorage.getItem('dashboardTab') as DashboardTab) || 'urls'
+export let dashboardTab: DashboardTab = 'urls'
 export let sidebarSection: 'apps' | 'tools' = (localStorage.getItem('sidebarSection') as 'apps' | 'tools') || 'apps'
 
 // Server state (from SSE)
 export let apps: App[] = []
 
 // Tab state
-export let appTabs: Record<string, string> = JSON.parse(localStorage.getItem('appTabs') || '{}')
+export let appTabs: Record<string, string> = {}
 
 // State setters
 export function setDashboardTab(tab: DashboardTab) {
   dashboardTab = tab
-  localStorage.setItem('dashboardTab', tab)
 }
 
 export function setCurrentView(view: 'dashboard' | 'settings') {
@@ -54,5 +53,4 @@ export const getSelectedTab = (appName: string | null) =>
 export function setSelectedTab(appName: string | null, tab: string) {
   if (!appName) return
   appTabs[appName] = tab
-  localStorage.setItem('appTabs', JSON.stringify(appTabs))
 }

src/server/index.tsx

@@ -115,7 +115,10 @@ app.get('/dist/:file', async c => {
 })
 
 // SPA routes — serve the shell for all client-side paths
+app.get('/app/:name/:tab', c => c.html(<Shell />))
 app.get('/app/:name', c => c.html(<Shell />))
+app.get('/logs', c => c.html(<Shell />))
+app.get('/metrics', c => c.html(<Shell />))
 app.get('/settings', c => c.html(<Shell />))
 
 cleanupStalePublishers()