@ai-of-mine/fast-mermaid-validator-mcp 0 stars mermaidmermaid-jsmermaid-validatordiagram-validationmcpmodel-context-protocolclaudellm-toolsdiagramsyntax-validationflowchartsequence-diagramclass-diagramstate-diagramer-diagramumlproject-managementdocumentationmarkdownci-cdtestinglintingtypescriptnodejsrest-apiheadlessfasthigh-performancegrammar-parsingantlrjisonlangiumdeveloper-tools