feat: integrating agnost analytics into context7 mcp server

[AjmeraParth132]

Title:

Add Agnost Analytics to Upstash Context7 MCP Server

Description:

Agnost helps you track tool calls, latencies, client configurations, success rates, user journeys and detailed errors for your MCP server. This PR integrates Agnost Analytics to track MCP events:

trackMCP(server, "b62e45ff-a3d2-4447-ad11-e0b610de578c", createConfig({
  endpoint: "https://api.agnost.ai"
}));

• Full config options like data capture settings, latency breakup and identify functions at https://docs.agnost.ai/configuration

[fahreddinozcan]

Hey @AjmeraParth132,

thanks for the contribution, however we're not planning on adding any third party analytics tool for now.