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>

drizzle.config.ts

@@ -0,0 +1,10 @@
+import { defineConfig } from 'drizzle-kit';
+
+export default defineConfig({
+	schema: './src/lib/server/schema.ts',
+	out: './drizzle',
+	dialect: 'mysql',
+	dbCredentials: {
+		url: process.env.DATABASE_URL!
+	}
+});