feat: redis, fileserver, httpclient 런타임 시점 구현 추가

src/app-bootstrap/build.gradle

@@ -1,4 +1,5 @@
-// Application entry point. Wires every module together and runs Spring Boot.
+// Application entry point. Wires the default runtime module set and runs Spring Boot.
+// Optional leaves require an explicit registry allowance plus a composition-root dependency.
 apply plugin: 'org.springframework.boot'
 
 // The sample fixture (sampleFixture -> sample-portfolio -> objectstorage) pulls software.amazon.awssdk:s3
@@ -52,6 +53,7 @@ dependencies {
     implementation project(':shared-contract')
     implementation 'org.springframework.boot:spring-boot-starter'
     implementation 'org.springframework.boot:spring-boot-starter-validation'
+    annotationProcessor 'org.springframework.boot:spring-boot-configuration-processor'
     implementation 'me.paulschwarz:spring-dotenv:4.0.0'
     // Boot 4 Flyway API/autoconfiguration: the composition root drives startup migration
     // (MigrationStartupConfig). See README.