增加 spring security
diff --git a/build.gradle b/build.gradle
index e86876d..0e9b130 100644
--- a/build.gradle
+++ b/build.gradle
@@ -19,6 +19,7 @@
 dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     implementation 'org.springframework.boot:spring-boot-starter-web'
+    implementation 'org.springframework.boot:spring-boot-starter-security'
     implementation 'com.fasterxml.jackson.module:jackson-module-kotlin'
     implementation 'org.jetbrains.kotlin:kotlin-reflect'
     implementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk8'