Initial project setup for PhaseFlow

Set up Next.js 16 project with TypeScript for a training decision app
that integrates menstrual cycle phases with Garmin biometrics for
Hashimoto's thyroiditis management.

Stack: Next.js 16, React 19, Tailwind/shadcn, PocketBase, Drizzle,
Zod, Resend, Vitest, Biome, Lefthook, Nix dev environment.

Includes:
- 7 page routes (dashboard, login, settings, calendar, history, plan)
- 12 API endpoints (garmin, user, cycle, calendar, overrides, cron)
- Core lib utilities (decision engine, cycle phases, nutrition, ICS)
- Type definitions and component scaffolding
- Python script for Garmin token bootstrapping
- Initial unit tests for cycle utilities

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/components/dashboard/nutrition-panel.tsx

@@ -0,0 +1,20 @@
+// ABOUTME: Dashboard panel showing nutrition guidance.
+// ABOUTME: Displays seed cycling and macro recommendations.
+import type { NutritionGuidance } from "@/types";
+
+interface NutritionPanelProps {
+  nutrition: NutritionGuidance;
+}
+
+export function NutritionPanel({ nutrition }: NutritionPanelProps) {
+  return (
+    <div className="rounded-lg border p-4">
+      <h3 className="font-semibold mb-4">NUTRITION TODAY</h3>
+      <ul className="space-y-2 text-sm">
+        <li>🌱 {nutrition.seeds}</li>
+        <li>🍽️ Carbs: {nutrition.carbRange}</li>
+        <li>🥑 Keto: {nutrition.ketoGuidance}</li>
+      </ul>
+    </div>
+  );
+}