Files
hypothesis-machine/CHANGELOG.md
T
Emil 4039f7c8f3 fix: pin DNS resolution against SSRF rebinding; enforce reviewer independence; bound caches and logs
- web.ts: outbound downloads resolve DNS once, validate the address, and
  connect to the validated IP directly, closing the DNS-rebinding TOCTOU
  window; malformed SearXNG result URLs are skipped instead of failing the
  whole search; web cache is bounded (evicts oldest past 500 entries).
- experiment.ts: reviewer must not be a descendant of the experiment author
  (tool-level lineage check on top of the author-id check); stdout/stderr
  buffers capped at 512 KB.
- Confirmed Pi's extension tool registry is per-extension-instance, so
  reload re-registration is safe; no change needed there.
- Adds a lineage-independence test (39 tests passing, tsc clean).
2026-07-31 23:03:49 +03:00

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# Changelog
## Unreleased
- Fixed the research loop and agent tree getting permanently stuck after
`research_control stop`: `start` now restarts a stopped/completed run in the
same session (`AgentTree.restart` revives the run, archives old branches, and
resets the root), `ResearchLoop.start` resets iteration counters, and goal
changes are allowed after stop/completion.
- Cancelled/failed/archived children no longer count toward the per-agent child
limit, and archived agents are ignored by the duplicate-task guard.
- `cancel()` no longer overwrites an already recorded agent result.
- Added a per-agent execution timeout (`agent_timeout_seconds`, default 1800)
so a hung agent session fails instead of blocking `wait` forever.
- Full-text search now prefix-matches tokens (tolerates Russian/English
inflections without stemming) and safely handles punctuation and FTS5
metacharacters instead of throwing or returning false negatives.
- Hardened the web gateway against SSRF TOCTOU: outbound downloads now resolve
DNS once, validate the address, and connect to the validated IP directly
(pinned resolution), so DNS rebinding cannot redirect the connection to a
private target; malformed search results no longer break the whole query;
the web cache is bounded (oldest entries evicted past 500 files).
- Experiment review is now truly independent: the reviewer must not be a
descendant of the experiment author (in addition to not being the author).
- Experiment stdout/stderr are capped at 512 KB so runaway container output
cannot exhaust memory or disk.
- Verified that Pi's extension tool registry is per-extension-instance, so
reload re-registration is safe (no fix required).
## 0.1.1 — 2026-07-31
- Added GitHub CI, CodeQL, Dependabot, contribution/security templates, and the
local release checklist.
- Updated the development toolchain to ESLint 10 and aligned the minimum Node.js
version with Pi 0.83 (`22.19+`).
- Added the official `ModelRegistry` compatibility path for Pi 0.78 while
retaining shared `ModelRuntime` behavior on Pi 0.83+.
- Added `agent_end` continuation fallback for Pi versions predating
`agent_settled`.
- Improved startup diagnostics and verified `/team` through Pi 0.78 RPC mode.
- Fixed Redis container capabilities and verified a live Firecrawl v2 scrape.
## 0.1.0 — 2026-07-31
- Initial Pi extension package.
- Recursive persistent AgentSessions and dynamic Markdown agent factory.
- Tree limits, replication, messaging, cancellation, recovery, and `/team`.
- Markdown/SQLite research memory and source provenance.
- Local SearXNG/Firecrawl gateway with SSRF controls and cache.
- Explicit bounded research loop.
- Docker-only reproducible experiment runner.
- Unit, integration, and extension smoke tests.