dagu

v2.9.0 Breaking

This release includes 4 breaking changes for platform teams planning a safe upgrade.

Published 25d Automation & Workflows

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✓ No known CVEs patched

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✓ No known CVEs patched in this version

Topics

agentic-workflow cron data-pipeline devops durable-execution durable-workflows

+14 more

human-in-the-loop job-scheduler mcp-server multiplayer-agent on-premise private-runners self-hosted self-service selfservice-portal task-automation task-scheduler workflow-engine workflow-orchestration workflow-scheduler

Affected surfaces

breaking_upgrade deps

Summary

AI summary

Updates fix, refactor, and test across a mixed release.

Full changelog

Changelog

This release includes visibility improvements and bug fixes for distributed executions, along with other general bug fixes. Additionally, the built-in AI agent has been removed in favor of MCP support, and the built-in docs management feature has also been removed.

Added

feat: add DAG-run runtime conditions (#2332) @yohamta0

Changed

test: cover approval resume process identity (#2334) @yohamta0
refactor: remove built-in AI agent (#2335) @yohamta0
chore(deps): bump node from 25-alpine to 26-alpine (#2338) @dependabot
chore(deps): bump alpine from 3.23 to 3.24 (#2339) @dependabot

Fixed

refactor: remove shared-volume worker mode (#2327) @yohamta0
fix: close node outputs on failed progress paths (#2328) @yohamta0
fix: limit app stream file watching (#2329) @yohamta0
refactor: Remove docs feature (#2331) @yohamta0
fix: reject approval while DAG run is active (#2336) @yohamta0
chore(deps): bump the go-patch group with 7 updates (#2340) @dependabot
fix: include worker output in distributed run logs (#2343) @yohamta0
test: implement MCP read conformance (#2345) @yohamta0
fix: bootstrap missing sub-attempt status reports (#2346) @yohamta0
refactor: remove migrate command (#2347) @yohamta0
test: implement MCP change conformance (#2348) @yohamta0

Contributors

Thanks to our contributors for this release:

| Contribution | Contributor |
| --- | --- |
| chore(deps): bump node from 25-alpine to 26-alpine (#2338), chore(deps): bump alpine from 3.23 to 3.24 (#2339), chore(deps): bump the go-patch group with 7 updates (#2340) | @dependabot |
| bug: stale attempt: lease no longer active (#2344) | @pommetjehorlepiep (report) |
| Approval resume: long container step falsely marked failed (#2251) | @pengu-fr b (report) |

Full Changelog: https://github.com/dagucloud/dagu/compare/v2.8.3...v2.9.0

Breaking Changes

Removed built-in AI agent (#2335) in favor of MCP support.
Removed built-in docs management feature (#2331).
Bumped Node.js runtime from 25-alpine to 26-alpine (#2338).
Bumped Alpine base image from 3.23 to 3.24 (#2339).

View diff on GitHub

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About dagu

A local-first workflow engine built the way it should be: declarative, file-based, self-contained, air-gapped ready. One binary that scales from laptop to distributed cluster. Your Workflow Operator handles creating and debugging workflows.

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Earlier breaking changes

v2.10.6 Built-in authentication token TTLs are now limited to 8760h (365 days); larger values are rejected at startup.