CLAP-150 Fix: email config 추가

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- 관련: #123

Author: joowojr

src/main/java/clap/server/config/mail/EmailConfig.java

@@ -0,0 +1,43 @@
+package clap.server.config.mail;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.mail.javamail.JavaMailSender;
+import org.springframework.mail.javamail.JavaMailSenderImpl;
+
+import java.util.Properties;
+
+@Configuration
+public class EmailConfig {
+
+    @Value("${spring.mail.host}")
+    private String host;
+
+    @Value("${spring.mail.port}")
+    private int port;
+
+    @Value("${spring.mail.username}")
+    private String username;
+
+    @Value("${spring.mail.password}")
+    private String password;
+
+    @Bean
+    public JavaMailSender javaMailSender() {
+        JavaMailSenderImpl mailSender = new JavaMailSenderImpl();
+        mailSender.setHost(host);
+        mailSender.setPort(port);
+        mailSender.setUsername(username);
+        mailSender.setPassword(password);
+
+        Properties props = mailSender.getJavaMailProperties();
+        props.put("mail.transport.protocol", "smtp");
+        props.put("mail.smtp.auth", "true");
+        props.put("mail.smtp.starttls.enable", "true");
+        props.put("mail.debug", "true");
+
+        return mailSender;
+    }
+}
+