chore(release): Bump version to 0.2.0-SNAPSHOT

Author: codeboyzhou

README.adoc

@@ -78,6 +78,7 @@ Add the following Maven dependency to your project:
 
 [source,xml]
 ----
+<!-- Internally relies on native MCP Java SDK 0.8.1 -->
 <dependency>
     <groupId>io.github.codeboyzhou</groupId>
     <artifactId>mcp-declarative-java-sdk</artifactId>

pom.xml

@@ -7,7 +7,7 @@
 
     <groupId>io.github.codeboyzhou</groupId>
     <artifactId>mcp-declarative-java-sdk</artifactId>
-    <version>0.1.0</version>
+    <version>0.2.0-SNAPSHOT</version>
 
     <name>MCP Declarative Java SDK</name>
     <description>Annotation-driven MCP (Model Context Protocol) Development with Java - Zero Spring Framework Dependencies</description>
@@ -49,13 +49,14 @@
         <maven-javadoc-plugin.version>3.6.3</maven-javadoc-plugin.version>
         <maven-source-plugin.version>3.3.0</maven-source-plugin.version>
         <!--==================== dependency versions ======================-->
-        <mcp-sdk.version>0.8.1</mcp-sdk.version>
+        <mcp-sdk.version>0.9.0-SNAPSHOT</mcp-sdk.version>
         <jetty.version>12.0.18</jetty.version>
         <reflections.version>0.10.2</reflections.version>
     </properties>
 
     <dependencyManagement>
         <dependencies>
+            <!-- Note: local installation is required if the mcp-sdk.version is SNAPSHOT -->
             <dependency>
                 <groupId>io.modelcontextprotocol.sdk</groupId>
                 <artifactId>mcp-bom</artifactId>