Added stashes with experimental row security policies. Added tag photos.

src/auth.js

@@ -71,6 +71,13 @@ async function signup(credentials) {
 		})
 		.returning('*');
 
+	await knex('stashes').insert({
+		user_id: user.id,
+		name: 'Favorites',
+		slug: 'favorites',
+		public: false,
+	});
+
 	return curateUser(user);
 }