feat: 接入 Prometheus 监控（放行 /actuator/prometheus + 指标暴露 + compose 编排）

docker-compose.yml

@@ -145,7 +145,34 @@ services:
       start_period: 40s
       retries: 3
 
+  # ─────────── 监控 ───────────
+  prometheus:
+    image: prom/prometheus:latest
+    container_name: fruitshorts-prometheus
+    restart: unless-stopped
+    ports:
+      - "9090:9090"
+    volumes:
+      - ./prometheus.yml:/etc/prometheus/prometheus.yml:ro
+      - prometheus-data:/prometheus
+    command:
+      - "--config.file=/etc/prometheus/prometheus.yml"
+
+  grafana:
+    image: grafana/grafana:latest
+    container_name: fruitshorts-grafana
+    restart: unless-stopped
+    ports:
+      - "3000:3000"
+    volumes:
+      - grafana-data:/var/lib/grafana
+    environment:
+      - GF_SECURITY_ADMIN_USER=admin
+      - GF_SECURITY_ADMIN_PASSWORD=admin
+
 volumes:
   # 命名卷：跟着 compose 项目走，`docker compose down -v` 才会删
   db-data:
   redis-data:
+  prometheus-data:
+  grafana-data:

fruitshorts-admin-api/src/main/resources/application.yml

@@ -66,3 +66,15 @@ springdoc:
 logging:
   level:
     com.fruitshorts: debug
+
+management:
+  endpoints:
+    web:
+      exposure:
+        include: prometheus,health
+  endpoint:
+    health:
+      show-details: always
+  metrics:
+    tags:
+      application: ${spring.application.name}

fruitshorts-app-api/src/main/resources/application.yml

@@ -97,3 +97,15 @@ fruitshorts:
 logging:
   level:
     com.fruitshorts: info
+
+management:
+  endpoints:
+    web:
+      exposure:
+        include: prometheus,health
+  endpoint:
+    health:
+      show-details: always
+  metrics:
+    tags:
+      application: ${spring.application.name}

fruitshorts-framework/src/main/java/com/fruitshorts/framework/security/SecurityConfig.java

@@ -53,9 +53,10 @@ public class SecurityConfig {
             "/swagger-ui/**",
             "/swagger-ui.html",
             "/v3/api-docs/**",
-            /* 健康检查：给容器编排与冒烟脚本用（本项目没引 actuator，见 HealthController 注释） */
+            /* 健康检查与监控：/actuator/health 给容器编排，/actuator/prometheus 给 Prometheus 抓取指标 */
             "/healthz",
-            "/actuator/health"
+            "/actuator/health",
+            "/actuator/prometheus"
     };
 
     private final JwtAuthenticationFilter jwtAuthenticationFilter;

prometheus.yml

@@ -0,0 +1,16 @@
+# Author: fruit.com.cn
+# Prometheus 抓取配置：抓取后端双服务的 actuator 指标（服务名走 compose 网络）
+global:
+  scrape_interval: 15s
+  evaluation_interval: 15s
+
+scrape_configs:
+  - job_name: "fruitshorts-app-api"
+    metrics_path: "/actuator/prometheus"
+    static_configs:
+      - targets: ["app-api:8081"]
+
+  - job_name: "fruitshorts-admin-api"
+    metrics_path: "/actuator/prometheus"
+    static_configs:
+      - targets: ["admin-api:8080"]