Fix admin UI not using full vertical space on mobile (WWT-40)

CLAUDE.md

@@ -95,7 +95,7 @@ Entry point: `main.go` → opens SQLite DB → runs CLI or starts HTTP server on
 - `phoenix/` — HTTP client for Phoenix Server API (invoices, payments, balance, channels). Uses basic auth from phoenix config (password cached at startup with `sync.Once`)
 - `crypto/` — AES-CMAC authentication and AES decryption for Bolt Card NFC protocol
 - `util/` — Error handling helpers (`CheckAndLog`), random hex generation, QR code encoding
-- `build/` — Version string (currently "0.22.4"), date/time injected at build
+- `build/` — Version string (currently "0.22.5"), date/time injected at build
 - `web-content/` — Static assets under `public/`, SPA build output under `admin/spa/`
 
 ### Route Groups (`web/app.go`)

docker/card/admin-ui/src/App.tsx

@@ -45,7 +45,7 @@ function AuthGate() {
 
   if (loading) {
     return (
-      <div className="flex h-screen items-center justify-center">
+      <div className="flex h-dvh items-center justify-center">
         <div className="h-6 w-6 animate-pulse rounded-full bg-primary" />
       </div>
     );
@@ -125,7 +125,7 @@ class ErrorBoundary extends Component<
   render() {
     if (this.state.error) {
       return (
-        <div className="flex h-screen flex-col items-center justify-center gap-4 p-4">
+        <div className="flex h-dvh flex-col items-center justify-center gap-4 p-4">
           <h1 className="text-xl font-bold">Something went wrong</h1>
           <p className="text-sm text-muted-foreground">
             {this.state.error.message}

docker/card/admin-ui/src/components/app-shell.tsx

@@ -33,7 +33,7 @@ export function AppShell() {
 
   return (
     <WebSocketProvider>
-      <div className="flex h-screen">
+      <div className="flex h-dvh">
         {/* Desktop sidebar */}
         <aside className="hidden w-56 border-r bg-card md:block">
           <Sidebar />

docker/card/admin-ui/src/pages/login.tsx

@@ -35,7 +35,7 @@ export function LoginPage() {
   }
 
   return (
-    <div className="min-h-screen flex items-center justify-center p-4">
+    <div className="min-h-dvh flex items-center justify-center p-4">
       <Card className="w-full max-w-sm">
         <CardHeader className="text-center">
           <a href="/" className="inline-block mx-auto">

docker/card/admin-ui/src/pages/register.tsx

@@ -27,7 +27,7 @@ export function RegisterPage() {
   }
 
   return (
-    <div className="min-h-screen flex items-center justify-center p-4">
+    <div className="min-h-dvh flex items-center justify-center p-4">
       <Card className="w-full max-w-sm">
         <CardHeader className="text-center">
           <Zap className="mx-auto h-8 w-8 text-primary" />

docker/card/build/build.go

@@ -1,5 +1,5 @@
 package build
 
-var Version string = "0.22.4"
+var Version string = "0.22.5"
 var Date string
 var Time string