fix(platforms): load vehicle types from platform data

src/lib/platforms.ts

@@ -83,6 +83,7 @@ export type MasterPlatform = {
   name: string;
   description: string;
   iconKey: string;
+  vehicleType: string;
 };
 
 export type InstructorPlatformsSummary = {

src/pages/platforms/PlatformsPage.tsx

@@ -125,6 +125,18 @@ export function PlatformsPage({ session }: { session: AuthSession }) {
     Number(isRegisteredAgent(a, registeredAgentKeys)) - Number(isRegisteredAgent(b, registeredAgentKeys)),
   ), [agents, registeredAgentKeys]);
   const pagedPlatforms = useMemo(() => filteredPlatforms.slice((page - 1) * pageSize, page * pageSize), [filteredPlatforms, page, pageSize]);
+  const vehicleTypeOptions = useMemo(() => {
+    const options = new Map<string, string>();
+    const addOption = (value: string | null | undefined) => {
+      const normalized = value?.trim();
+      if (!normalized || normalized.toLowerCase() === 'simulator') return;
+      options.set(normalized.toLowerCase(), normalized);
+    };
+
+    masterPlatforms.forEach((platform) => addOption(platform.vehicleType));
+    addOption(settingsTarget?.vehicleType);
+    return Array.from(options.values());
+  }, [masterPlatforms, settingsTarget?.vehicleType]);
   const summaryItems = [
     { label: '전체 플랫폼', value: `${summary.totalPlatforms}대`, icon: Car, tone: 'bg-[#eff6ff] text-[#2563eb]' },
     { label: '활성 플랫폼', value: `${summary.activePlatforms}대`, icon: Activity, tone: 'bg-[#f0efff] text-[#4f46e5]' },
@@ -815,9 +827,9 @@ export function PlatformsPage({ session }: { session: AuthSession }) {
                   </SettingsField>
                   <SettingsField label="차량 타입">
                     <select className="h-10 w-full rounded-md border border-[#d1d9e6] bg-white px-3 text-[13px] font-semibold text-[#111827] outline-none focus:border-[#2563eb]" value={settingsVehicleType} onChange={(event) => setSettingsVehicleType(event.target.value)}>
-                      <option>F1tenth</option>
+                      {vehicleTypeOptions.map((vehicleType) => (
-                      <option>MK-mini</option>
+                        <option key={vehicleType} value={vehicleType}>{vehicleType}</option>
-                      <option>Simulator</option>
+                      ))}
                     </select>
                   </SettingsField>
                   <SettingsField label="휠베이스 (m)">