feat: 完善后端脚手架基础能力

config/app.yaml

@@ -17,17 +17,21 @@ logger:
   compress: false
 
 database:
+  driver: "postgres" # postgres, mysql, sqlite
+  dsn: ""            # 可选；填写后覆盖下方自动拼接的连接参数
   host: "127.0.0.1"
-  port: 2000
+  port: 0 # 0 表示按 driver 使用默认端口
   username: "root"
   password: "123456"
   dbname: "skeleton"
   sslmode: "disable"
-  max_idle_conns: 10
-  max_open_conns: 100
+  sqlite_path: "data/skeleton.db"
+  max_idle_conns: 0 # 0 表示使用 driver 默认值
+  max_open_conns: 0 # SQLite 默认 1，服务端数据库默认 100
   conn_max_lifetime: 60
 
 redis:
+  enabled: false
   host: "127.0.0.1"
   port: 2001
   password: "123456"
@@ -39,4 +43,14 @@ redis:
 jwt:
   secret: "change-this-secret-key-in-production"
   expire_hours: 24
+  access_expire_minutes: 15
+  refresh_expire_hours: 168
   issuer: "HeTianXia"
+
+observability:
+  metrics_enabled: true
+  metrics_path: "/metrics"
+  tracing_enabled: false
+  tracing_service: "skeleton"
+  tracing_endpoint: "localhost:4318"
+  tracing_insecure: true