docs: Add comprehensive Rarefaction section to transformation chapter - #825

Error: connect ECONNREFUSED 127.0.0.1:7777

[Workflow Telemetry] Error

[Workflow Telemetry] Unable to report stat collector result

Error: connect ECONNREFUSED 127.0.0.1:7777

[Workflow Telemetry] Error

[Workflow Telemetry] Unable to finish stat collector

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@v4, catchpoint/workflow-telemetry-action@v2. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

[lintr] Indentation should be 2 spaces but is 4 spaces.

[lintr] Indentation should be 2 spaces but is 4 spaces.

[lintr] Indentation should be 2 spaces but is 4 spaces.

[lintr] Indentation should be 4 spaces but is 8 spaces.

[lintr] Indentation should be 2 spaces but is 4 spaces.

[lintr] Indentation should be 4 spaces but is 8 spaces.

[lintr] Indentation should be 6 spaces but is 12 spaces.

[lintr] Indentation should be 6 spaces but is 12 spaces.

[lintr] Indentation should be 4 spaces but is 8 spaces.

[lintr] Indentation should be 2 spaces but is 4 spaces.