日志中增加请求ID，不会再分不清楚谁是谁了

需要systemd服务的大家，坚定守住，援兵很快就到

README.md

@@ -9,5 +9,9 @@
 **本项目不保证配置文件和环境变量的向后兼容！！！**  
 **也就是说，如果你也要用的话，你可能必须在更新之后重新配置环境变量和配置文件**
 
+# 下一步
+- systemd服务自动安装和卸载
+- Swagger自动生成API接口文档
+
 # 许可授权
 WTFPL

build.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 group = "xyz.thewhitedog9487"
-version = "0.2.0"
+version = "0.3.0"
 
 java {
 	toolchain {

src/main/java/xyz/thewhitedog9487/WebAPI/Controller/Filter/LogClientInfo.java

@@ -18,7 +18,6 @@ public class LogClientInfo extends OncePerRequestFilter {
     @Override
     protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws ServletException, IOException {
         log.info("接收到对于{} {} 的请求", request.getMethod(), request.getRequestURL() + ( ( request.getQueryString() == null ) ? "" : "?" + request.getQueryString() ) );
-        log.info("请求ID：{}", request.getRequestId());
         if ( request.getHeader("CF-Connecting-IP".toLowerCase() ) instanceof String IP ) {
             /*
             ↑ 如果成功完成instanceof模式匹配，那么模式变量一定非空

src/main/java/xyz/thewhitedog9487/WebAPI/Controller/Filter/SetMDCRequestID.java

@@ -0,0 +1,27 @@
+package xyz.thewhitedog9487.WebAPI.Controller.Filter;
+
+import jakarta.servlet.FilterChain;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import org.slf4j.MDC;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
+import org.springframework.web.filter.OncePerRequestFilter;
+
+import java.io.IOException;
+
+@Component
+@Order(Ordered.HIGHEST_PRECEDENCE)
+// ↑ 拉高优先级，确保在日志记录之前设置MDC，不然和没设置就没有区别了
+class SetMDCRequestID extends OncePerRequestFilter {
+
+    @Override
+    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws ServletException, IOException {
+        try {
+            MDC.put("RequestID", request.getRequestId());
+            filterChain.doFilter(request, response);
+        } finally {
+            // ↓ 防止内存泄漏
+            MDC.remove("RequestID"); } } }

src/main/resources/application.yml

@@ -5,4 +5,8 @@ spring:
     virtual:
       enabled: true
 server:
-  port: 36987
+  port: 36987
+logging:
+  pattern:
+    level: "%5p %X{RequestID}"
+    # https://docs.spring.io/spring-boot/reference/features/logging.html#features.logging.custom-log-configuration