修改项目结构以便于扩展，引入clang-format格式化

tests/test_interceptor.c

@@ -0,0 +1,31 @@
+#include "logging.h"
+#include <stdio.h>
+
+int main() {
+    Logging *log    = createLogging();
+    Logger  *logger = log->getLogger("testLogger", LOG_DEBUG);
+    logger->addHandler(consoleHandler("test"));
+
+    logger->info("This is an info message");
+    logger->error("你好,这是一个错误消息%s", "123");
+    logger->fatal("This is an fatal message");
+    logger->debug("This is a debug message");
+    logger->warning("This is a warning message%s", "123");
+
+    char *test1[] = {"123", "你好"}; // 要拦截的字符串
+    // 添加拦截器，将拦截到的日志重定向到拦截器的专属处理器中
+    log_Interceptor *tint =
+        substringInterceptor(test1, 2, LOG_DEBUG, fileHandler("被拦截"));
+    logger->addInterceptor(tint);
+    printf("Interceptor added\n");
+
+    logger->info("This is an info message");
+    logger->error("你好,这是一个错误消息%s", "123");
+    logger->fatal("This is an fatal message");
+
+    logger->debug("This is a debug message");
+    logger->warning("This is a warning message%s", "123");
+
+    destroyLogging(log);
+    return 0;
+}