feat: add credentials authentication (#1)

packages/auth/security.ts

@@ -0,0 +1,9 @@
+import bcrypt from "bcrypt";
+
+export const createSalt = async () => {
+  return bcrypt.genSalt(10);
+};
+
+export const hashPassword = async (password: string, salt: string) => {
+  return bcrypt.hash(password, salt);
+};