fix: When call the MCP SSE endpoint, the Content-Type header not passed by default#489

zhangjingcn wants to merge 1 commit intomodelcontextprotocol:mainmodelcontextprotocol/java-sdk:mainfrom

zhangjingcn:fix-call-sse-endpoint-content-typezhangjingcn/mcp-java-sdk:fix-call-sse-endpoint-content-typeCopy head branch name to clipboard