* Add Java MCP Server Development collection
- Add Java MCP server best practices instruction
- Add Java MCP server project generator prompt
- Add Java MCP expert chat mode
- Add Java MCP development collection manifest
- Update category READMEs
Features:
- Server setup with official MCP Java SDK
- Tool/resource/prompt handlers with reactive streams
- Project Reactor for async processing
- Spring Boot integration with starters
- Stdio and HTTP transport support
- JSON schema construction with fluent builders
- Synchronous facade for blocking use cases
- Maven and Gradle build configurations
* Fix Java MCP generator prompt
- Add missing import statements for handler classes
- Add handler registration in test server setup
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Co-authored-by: Aaron Powell <me@aaron-powell.com>
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