@sylphx/pdf-reader-mcp: HTTP transport accepts unauthenticated requests despite a configured MCP_API_KEY

Impact When @sylphx/pdf-reader-mcp is run as an HTTP server MCPTRANSPORT=http, it reads the MCPAPIKEY environment variable and logs API key authentication enabled X-API-Key header at startup, but it never validated the X-API-Key header on incoming requests. The key was read into a variable and...