[Feat] Grafana 모니터링 스택 설정 추가

build.gradle

@@ -58,7 +58,7 @@ dependencies {
 
     // Monitoring
     implementation 'org.springframework.boot:spring-boot-starter-actuator'
-    implementation 'io.micrometer:micrometer-registry-cloudwatch2'
+    implementation 'io.micrometer:micrometer-registry-prometheus'
 
     // Tracing
     implementation 'io.micrometer:micrometer-tracing-bridge-otel'

src/main/java/com/daedan/festabook/global/security/config/SecurityConfig.java

@@ -50,6 +50,7 @@ public class SecurityConfig {
             "/lineups",
             "/time-tags",
             "/actuator/health",
+            "/actuator/prometheus",
             "/test/**"
     };
 

src/main/resources/application-monitoring.yml

@@ -0,0 +1,24 @@
+management:
+  server:
+    port: 9000
+  endpoints:
+    web:
+      exposure:
+        include: prometheus, health
+  metrics:
+    tags:
+      application: ${spring.application.name}
+  prometheus:
+    metrics:
+      export:
+        enabled: true
+  tracing:
+    sampling:
+      probability: 1.0
+
+metrics:
+  distribution:
+    percentiles-histogram:
+      http.server.requests: true
+  tracing:
+    enabled: true

src/main/resources/application.yml

@@ -21,7 +21,7 @@ spring:
     hibernate:
       ddl-auto: none
   profiles:
-    include: secret
+    include: secret, monitoring
   lifecycle:
     # WAS 종료 대기 시간 15초로 설정
     timeout-per-shutdown-phase: 15s
@@ -51,3 +51,8 @@ firebase:
   adminsdk:
     account:
       path: classpath:firebase/firebase-adminsdk-account.json
+
+management:
+  tracing:
+    sampling:
+      probability: 1.0

src/main/resources/logback-spring.xml

@@ -2,7 +2,7 @@
 
     <!-- DEV, PROD: JSON 형식으로 로그 파일 기록 -->
     <springProfile name="prod | dev">
-        <property name="LOG_FILE_PATH" value="/home/ubuntu/2025-festabook/spring-logs"/>
+        <property name="LOG_FILE_PATH" value="/var/log"/>
 
         <appender name="JSON_FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
             <file>${LOG_FILE_PATH}/application.json</file>