feat: scaffold FosterFlow SvelteKit project with config

Initializes SvelteKit 2 + Svelte 5 project with adapter-node, Tailwind CSS 4,
Drizzle ORM (MySQL), Stripe, Nodemailer, and argon2 dependencies. Configures
app.html with PWA meta tags, app.css with brand color tokens, and manifest.json.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

vite.config.ts

@@ -0,0 +1,7 @@
+import tailwindcss from '@tailwindcss/vite';
+import { sveltekit } from '@sveltejs/kit/vite';
+import { defineConfig } from 'vite';
+
+export default defineConfig({
+	plugins: [tailwindcss(), sveltekit()]
+});