Nginx needs write access to /run for its PID file when the container
filesystem is set to read_only: true.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
7-section narrative journey with interactive Sankey diagrams,
flow sandbox (@xyflow/react), and animated pipe visualizations.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>