a11y(web): label the search VIN input and announce history rows

Add a visually hidden Label for the VIN input (the previous version
relied on placeholder text only) and an aria-label on each history row
so screen readers announce the vehicle and VIN before activation.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

apps/web/src/routes/dashboard/search.tsx

@@ -6,7 +6,7 @@ import { startAction } from "@/lib/faro";
 import { KEYS_6, KEYS_17 } from "@/lib/keys";
 import { capture } from "@/lib/posthog";
 import { toast } from "@/lib/toast";
-import { Badge, Button, Input, Separator } from "@sase/ui";
+import { Badge, Button, Input, Label, Separator } from "@sase/ui";
 import { useQuery } from "@tanstack/react-query";
 import { Link, createFileRoute, useNavigate } from "@tanstack/react-router";
 import { AlertCircle, Car, Clock, Loader2, Search, Send } from "lucide-react";
@@ -509,9 +509,13 @@ function SearchPage() {
         {/* Form */}
         <form onSubmit={handleSearch} className="space-y-4">
           {/* Input */}
+          <Label htmlFor="vin" className="sr-only">
+            Şase numarası
+          </Label>
           <div className="relative">
             <VinBrandIcon vin={vin} className="absolute left-4 top-1/2 -translate-y-1/2" />
             <Input
+              id="vin"
               ref={inputRef}
               placeholder="Şase numarasını girin (17 karakter)"
               value={vin}
@@ -709,6 +713,7 @@ function SearchPage() {
               <button
                 key={v.id}
                 type="button"
+                aria-label={`${v.brandName} ${v.model ?? ""} — şase ${v.vin}, geçmişten aç`}
                 onClick={() => {
                   querySourceRef.current = "history";
                   const ageDays = v.lastAccessedAt