Matt Van Horn

fix: quote zk-steward description to satisfy YAML frontmatter parsing (#473)

1

Closes #473. The unquoted \`description\` value on \`specialized/zk-steward.md\` contains a colon inside \`Default perspective: Luhmann\`, which YAML parses as a nested mapping entry and rejects with: \`\`\` yaml.YAMLError: mapping values...

Replace corrupt soft-hyphen heading with intended thought-bubble emoji

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Closes #478. Both affected files had a heading whose source bytes read `## = Your Communication Style`. The `` is a SOFT HYPHEN, invisible in rendered Markdown and in most...

feat: add GitHub Copilot workspace instructions

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Adds `.github/copilot-instructions.md` so GitHub Copilot users get the same 4 Karpathy principles that Claude Code users get from `CLAUDE.md`. Copilot reads `.github/copilot-instructions.md` as workspace-level instructions. The file contains the same...

## Summary Replaces rigid `==` pinning with `>=` minimum versions so Kronos can be installed alongside other Python libraries without version conflicts. ## Changes - Removed duplicate bare `pandas` entry...

## Summary Adds a `RestrictedUnpickler` to prevent arbitrary code execution when loading .pkl data files. Python's `pickle.load` can execute arbitrary code if a malicious .pkl file is supplied (RCE risk)....

## Summary `range(self.enc_layers - 1)` and `range(self.dec_layers - 1)` in `model/kronos.py` create one fewer TransformerBlock than the `n_enc_layers` / `n_dec_layers` parameters specify. With the default of `n_enc_layers=4`, only 3 encoder...

fix(core): sync system prompt hash when overriding via runtime API

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## Summary `POST /v1/threads` accepts a `system_prompt` field and stores it on the session, but the next `refresh_system_prompt` call rebuilt the stable baseline and overwrote it because `session.last_system_prompt_hash` was still...

fix(docker): pre-create /home/deepseek/.deepseek to avoid permission denied on first run

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## Summary The non-root `deepseek` user couldn't write `/home/deepseek/.deepseek/tasks/runtime/threads` on first run inside Docker, failing with `Permission denied (os error 13)`. The Dockerfile created the user and switched to it...

chore(deps): bump portable-pty to 0.9.0

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## Summary Bump `portable-pty` from `0.8.1` to `0.9.0`. The newer version adds loongarch64 support upstream and drops the transitive duplicate `nix 0.25.1` in favor of the workspace's existing `nix 0.28.0`....

fix(cli): add --data-dir flag + AGENTMEMORY_DATA_DIR so engine state lives outside repos

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## Summary Adds a `--data-dir` flag and `AGENTMEMORY_DATA_DIR` env var so the engine writes its state outside the caller's cwd. Defaults to a platform-appropriate user dir, so the documented `npx...