adding rest-api

rest-api/utils/hash.go

@@ -0,0 +1,8 @@
+package utils
+
+import "golang.org/x/crypto/bcrypt"
+
+func HashPassword(password string) (string, error) {
+	bytes, err := bcrypt.GenerateFromPassword([]byte(password), 14)
+	return string(bytes), err
+}