chore(*): Add base sveltekit files

src/hooks.server.ts

@@ -0,0 +1,49 @@
+import { PUBLIC_SUPABASE_URL, PUBLIC_SUPABASE_ANON_KEY } from '$env/static/public';
+import { createServerClient } from '@supabase/ssr';
+import type { Handle } from '@sveltejs/kit';
+
+export const handle: Handle = async ({ event, resolve }) => {
+	event.locals.supabase = createServerClient(PUBLIC_SUPABASE_URL, PUBLIC_SUPABASE_ANON_KEY, {
+		cookies: {
+			get: (key) => event.cookies.get(key),
+			/**
+			 * Note: You have to add the `path` variable to the
+			 * set and remove method due to sveltekit's cookie API
+			 * requiring this to be set, setting the path to an empty string
+			 * will replicate previous/standard behaviour (https://kit.svelte.dev/docs/types#public-types-cookies)
+			 */
+			set: (key, value, options) => {
+				event.cookies.set(key, value, { ...options, path: '/' });
+			},
+			remove: (key, options) => {
+				event.cookies.delete(key, { ...options, path: '/' });
+			}
+		}
+	});
+
+	/**
+	 * Unlike `supabase.auth.getSession`, which is unsafe on the server because it
+	 * doesn't validate the JWT, this function validates the JWT by first calling
+	 * `getUser` and aborts early if the JWT signature is invalid.
+	 */
+	event.locals.safeGetSession = async () => {
+		const {
+			data: { user },
+			error
+		} = await event.locals.supabase.auth.getUser();
+		if (error) {
+			return { session: null, user: null };
+		}
+
+		const {
+			data: { session }
+		} = await event.locals.supabase.auth.getSession();
+		return { session, user };
+	};
+
+	return resolve(event, {
+		filterSerializedResponseHeaders(name) {
+			return name === 'content-range';
+		}
+	});
+};