Added Prometheus integration

app/build.gradle

@@ -11,8 +11,13 @@ configurations {
 
 dependencies {
     implementation project(":api")
+    developmentOnly("org.springframework.boot:spring-boot-devtools")
+    implementation 'org.springframework.boot:spring-boot-starter-aop'
     implementation 'org.springframework.boot:spring-boot-starter-security'
     implementation 'org.springframework.boot:spring-boot-starter-web'
+    implementation 'org.springframework.boot:spring-boot-starter-actuator'
+
+    runtimeOnly 'io.micrometer:micrometer-registry-prometheus'
 
     compileOnly 'org.projectlombok:lombok'
     annotationProcessor 'org.projectlombok:lombok'

app/src/main/java/ru/dragonestia/picker/config/MetricsConfig.java

@@ -0,0 +1,15 @@
+package ru.dragonestia.picker.config;
+
+import io.micrometer.core.aop.TimedAspect;
+import io.micrometer.core.instrument.MeterRegistry;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class MetricsConfig {
+
+    @Bean
+    TimedAspect timedAspect(MeterRegistry meterRegistry) {
+        return new TimedAspect(meterRegistry);
+    }
+}

app/src/main/resources/application.properties

@@ -1 +0,0 @@
-

app/src/main/resources/application.yml

@@ -0,0 +1,10 @@
+management:
+  endpoints:
+    web:
+      exposure:
+        include: health,prometheus
+
+  prometheus:
+    metrics:
+      export:
+        enabled: true

config/prometheus.yml

@@ -0,0 +1,11 @@
+global:
+  scrape_interval: 5s
+  external_labels:
+    monitor: 'codelab-monitor'
+
+scrape_configs:
+  - job_name: 'room-picker_monitoring'
+    scrape_interval: 5s
+    metrics_path: '/actuator/prometheus'
+    static_configs:
+      - targets: [ 'host.docker.internal:8080' ]