This release adds 3 notable features for engineering teams evaluating rollout.
✓ No known CVEs patched in this version
Affected surfaces
Summary
AI summaryUpdates v0.4.0 Changes since v0.3.0:, Install ```bash, and tui across a mixed release.
Changes in this release
| Type | Severity | Summary | CVE |
|---|---|---|---|
| Feature | Medium |
Adds sudo elevation primitive and elevation-aware action contract Adds sudo elevation primitive and elevation-aware action contract Source: llm_adapter@2026-06-02 Confidence: high |
— |
| Feature | Medium |
Gates sudo elevation in the Executor Gates sudo elevation in the Executor Source: llm_adapter@2026-06-02 Confidence: high |
— |
| Feature | Medium |
Adds sudo approval panel with double-confirm for mutate and TTY-passthrough confirm Adds sudo approval panel with double-confirm for mutate and TTY-passthrough confirm Source: llm_adapter@2026-06-02 Confidence: high |
— |
| Feature | Low |
Improves TUI with cleaner markdown answers, single-row status bar, and ASCII metric tables Improves TUI with cleaner markdown answers, single-row status bar, and ASCII metric tables Source: llm_adapter@2026-06-02 Confidence: high |
— |
Full changelog
v0.4.0
Changes since v0.3.0:
- feat(tui): cleaner markdown answers, single-row status bar, ASCII metric tables (612b0ad)
- feat(security): sudo elevation primitive and elevation-aware action contract (913f30b)
- feat(exec): gated sudo elevation in the Executor (a579d61)
- feat(tui): sudo approval panel, double-confirm for mutate, TTY-passthrough confirm (095a576)
- docs(release): ADR-004 sudo elevation, docs, and 0.4.0 changelog/version (649edfd)
Install
# macOS (Apple Silicon)
curl -fsSLO https://github.com/antoniociccia/piper/releases/download/v0.4.0/piper-darwin-arm64
chmod +x piper-darwin-arm64 && mv piper-darwin-arm64 /usr/local/bin/piper
# Linux x64
curl -fsSLO https://github.com/antoniociccia/piper/releases/download/v0.4.0/piper-linux-x64
chmod +x piper-linux-x64 && sudo mv piper-linux-x64 /usr/local/bin/piper
Verify the download against the matching .sha256 published alongside each binary.
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