first commit

src/main/java/com/miuna/subman/service/CodeServ.java

@@ -30,6 +30,10 @@ public class CodeServ {
         return code.getCode();
     }
 
+    public void deleteCode(String email) {
+        codeRepo.deleteById(email);
+    }
+
     private void lazyDeleteCode() {
         LocalDateTime now = LocalDateTime.now();
         if (lazyCleanTime.isBefore(now.minusSeconds(Constant.VALID_CODE_EXPIRE_SECONDS))) {

src/main/java/com/miuna/subman/service/UserServ.java

@@ -70,6 +70,7 @@ public class UserServ {
         if (!Objects.equals(code, codeServ.getCode(email))) {
             throw new RuntimeException();
         }
+        codeServ.deleteCode(email);
     }
 
     private void validEmail(String email) {