Cairn

Discord message.txt Brotli attachment handling fixes

NousResearch/hermes-agent · cluster 12511

Data as of

Nothing open on GitHub. Fix merged in #26131. Check it covers your case.

The short answer

0open issues
0open PRs
5items grouped
Known?
Yes. 5 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #26131. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #26131. That is separate from the fix event.
Still open
Nothing open on GitHub.

These items address a bug where Discord's auto-generated message.txt attachments were silently ignored, tracing the root cause to missing or unpinned brotlicffi dependency and MIME parameter parsing, with accompanying dependency fixes, a content-type stripping fix, and regression tests.

Open issues0

No open issues.

Open PRs0

No open pull requests.

Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

  • #26131 fix(deps): pin brotlicffi so Discord attachment downloads stop failing on Brotli

    merged to main

    files: pyproject.toml, scripts/release.py, tools/lazy_deps.py

3 PRs closed without merging

From the close comments: closed without comment 1 · merged via another change 1 · stale or abandoned 1

  • #12516 fix(discord): strip MIME parameters before document type lookup (#12511) · stale or abandoned
  • #12519 test(gateway): add regression tests for Discord message.txt auto-attachment (#12511) · closed without comment
  • #15744 fix(deps): add brotlicffi so aiohttp can decode Discord's Brotli-encoded message.txt (#12511) · merged via another change → bcca5ed, #26131
Closed issues · 1
  • Closed#12511[Bug]: Discord auto-generated message.txt attachments from pasted code/long lines are silently ignored
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.40: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. 1.00 means every pair is linked.

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At a glance

Merged PRs
#26131
Closed issues
1
Attempts
3 PRs closed without merging
Fix link checked
15 May 2026

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