feat(mcp-core): support Mcp-Name header for Streamable HTTP (SEP-2243)#994

cooleditphoto wants to merge 10 commits into

modelcontextprotocol:mainmodelcontextprotocol/java-sdk:mainfrom

cooleditphoto:feature/SEP-2243-Mcp-Name-in-headercooleditphoto/java-sdk:feature/SEP-2243-Mcp-Name-in-headerCopy head branch name to clipboard