feat(onboarding): add GET /api/onboarding/profile route

server/api/onboarding/profile.get.ts

@@ -0,0 +1,28 @@
+import { requireUserSession } from '../../utils/auth'
+import { PilotProfile } from '../../models/PilotProfile'
+import { createDefaultOnboardingProfile } from '~~/shared/onboarding/config'
+
+export default defineEventHandler(async (event) => {
+  const user = await requireUserSession(event)
+  const profile = await PilotProfile.findOne({ user: user._id })
+
+  if (!profile) {
+    return createDefaultOnboardingProfile()
+  }
+
+  return {
+    simulator: profile.simulator ?? null,
+    os: profile.os ?? null,
+    hardware: profile.hardware ?? [],
+    radioConfidence: profile.radioConfidence ?? null,
+    radioPainPoint: profile.radioPainPoint ?? null,
+    networkExperience: profile.networkExperience ?? [],
+    toolkit: profile.toolkit ?? [],
+    toolkitDuration: profile.toolkitDuration ?? {},
+    topFeatures: profile.topFeatures ?? [],
+    pricingPreference: profile.pricingPreference ?? null,
+    resultCallsign: profile.resultCallsign ?? null,
+    completedAt: profile.completedAt ? profile.completedAt.toISOString() : null,
+    skippedAt: profile.skippedAt ? profile.skippedAt.toISOString() : null,
+  }
+})