(wip): add onboarding

(fix): login page reloading

packages/onboarding/src/steps.tsx

@@ -0,0 +1,10 @@
+import type { OnboardingStep } from "@tensamin/ui";
+import OnboardingPage from "./pages/onboarding";
+
+// Add future onboarding pages here. Completed users skip this entire manifest.
+export const onboardingSteps: OnboardingStep[] = [
+  {
+    id: "onboarding",
+    content: <OnboardingPage />,
+  },
+];