docs: add Claude Code plugin section to MCP server page - #138

Checking for broken links...

docs/mcp.mdx
  - reference/Mixpanel%20APIs/authentication/service-accounts

docs/tracking-best-practices/tracking-plan.mdx
  - guides/plan/tracking-strategy

guides/guides-by-workflow/build-tracking-strategy.mdx
  - guides/plan/tracking-strategy

guides/strategic-playbooks/project-migration.mdx
  - guides/plan/framework

reference/event-deduplication.mdx
  - docs/data-model

troubleshooting/faqs.mdx
  - guides/implement/send-your-data
  - guides/plan/setup
  - guides/implement/establish-governance

Found 8 broken links in 17448.68ms