Covers why fetching goes through JDownloader rather than Instaloader (the
instagram.com vs CDN split, and what the metadata gap actually costs), the
settings that matter, cookie handling, the two-URL workflow, jd2-sync usage,
the expected on-disk layout, and what to do when something breaks.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_011uBWhwV3wFQ5MBCcMHHem7
