feat[release]: 4.0.0 release

protocol/pom.xml

@@ -7,10 +7,10 @@
     <groupId>com.zfoo</groupId>
     <artifactId>protocol</artifactId>
     <packaging>jar</packaging>
-    <version>3.3.2</version>
+    <version>4.0.0</version>
 
     <properties>
-        <zfoo.version>3.3.2</zfoo.version>
+        <zfoo.version>4.0.0</zfoo.version>
         <!-- spring and spring boot -->
         <spring.version>6.1.6</spring.version>
         <spring.boot.version>3.2.5</spring.boot.version>