CLAP-314 Feat: 새 비밀번호 이메일 전송 로직 구현

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- 관련: #387

Author: joowojr

src/main/java/clap/server/adapter/outbound/api/EmailClient.java

@@ -70,5 +70,22 @@ public void sendVerificationEmail(String memberEmail, String receiverName, Strin
         }
     }
 
+    @Override
+    public void sendNewPasswordEmail(String memberEmail, String receiverName, String newPassword) {
+        try {
+            MimeMessage mimeMessage = mailSender.createMimeMessage();
+            MimeMessageHelper helper = new MimeMessageHelper(mimeMessage, true, "UTF-8");
+
+            EmailTemplate template = emailTemplateBuilder.createNewPasswordTemplate(memberEmail, receiverName, newPassword);
+            helper.setTo(template.email());
+            helper.setSubject(template.subject());
+            helper.setText(template.body(), true);
+
+            mailSender.send(mimeMessage);
+        } catch (Exception e) {
+            throw new AdapterException(NotificationErrorCode.EMAIL_SEND_FAILED);
+        }
+    }
+
 
 }

src/main/java/clap/server/adapter/outbound/api/EmailTemplateBuilder.java

@@ -82,4 +82,15 @@ public EmailTemplate createVerificationCodeTemplate(String receiver, String rece
         String body = templateEngine.process(templateName, context);
         return new EmailTemplate(receiver, subject, body);
     }
+
+    public EmailTemplate createNewPasswordTemplate(String receiver, String receiverName, String newPassword) {
+        Context context = new Context();
+        String templateName = "new-password";
+        String subject = "[TaskFlow] 비밀번호 재설정";
+        context.setVariable("loginLink", "http://localhost:5173/login");
+        context.setVariable("newPassword", newPassword);
+        context.setVariable("receiverName", receiverName);
+        String body = templateEngine.process(templateName, context);
+        return new EmailTemplate(receiver, subject, body);
+    }
 }

src/main/java/clap/server/application/port/outbound/email/SendEmailPort.java

@@ -6,4 +6,6 @@ public interface SendEmailPort {
 
     void sendVerificationEmail(String memberEmail, String receiverName, String verificationCode);
 
+    void sendNewPasswordEmail(String memberEmail, String receiverName, String newPassword);
+
 }