Generates a rich, self-contained HTML session report (inline CSS/SVG, no
network dependencies) plus a concise Markdown companion for LLM re-ingestion,
written to $XDG_DOCUMENTS_DIR/session-reports/. Reports carry a dark/light
theme seeded from the system preference with a persisted icon toggle — the
three fragments come from the companion html-doc skill and are embedded in
template.html so this skill still works standalone.
The report includes: a numbered problem→investigation→resolution timeline, a