4.0.0 dev.langchain4j langchain4j-parent 1.0.0-beta4 ../langchain4j-parent/pom.xml langchain4j-mcp LangChain4j :: Integration :: Model Context Protocol dev.langchain4j langchain4j com.fasterxml.jackson.core jackson-databind com.squareup.okhttp3 okhttp com.squareup.okhttp3 okhttp-sse org.junit.jupiter junit-jupiter-api test