Implement SvelteKit webhook relay with SSE, auth, and real-time features

Co-authored-by: lukeslakemail <lukeslakemail@gmail.com>

sveltekit-integration/vite.config.ts

@@ -0,0 +1,10 @@
+import { sveltekit } from '@sveltejs/kit/vite';
+import { defineConfig } from 'vite';
+
+export default defineConfig({
+	plugins: [sveltekit()],
+	server: {
+		port: 5173,
+		host: true
+	}
+});