update troubleshooting for Docker symlink

[skudasov]

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Below is a summarization created by an LLM (gpt-4-0125-preview). Be mindful of hallucinations and verify accuracy.

Why

The modifications to the troubleshooting guide address common issues with Docker metrics visibility in Cadvisor, specifically updating the guide to be more relevant with Docker Desktop updates. The inclusion of a solution with a visual aid aims to assist users in resolving their Docker socket symlink issues more efficiently.

What

• book/src/framework/components/troubleshooting.md
  • Updated the section title to "Can't see any Docker metrics with Cadvisor" for clarity.
  • Added details about the issue where CPU/Memory metrics are not visible on dashboards due to Cadvisor container's inability to mount some layers.
  • Included a new solution advising users to disable and enable the 'Allow the default Docker socket to be used' option to fix broken symlinks, accompanied by a reference to a new image cadvisor_socket.png.
• book/src/framework/images/cadvisor_socket.png
  • Added a new image file to visually aid the solution provided in the troubleshooting guide for fixing the Docker socket symlink issue.

[github-actions]

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