sequencer: add lifecycle logic
Metadata
Current evaluation
Merged after approval by two reviewers. The changes add lifecycle logic to the sequencer, computing planning actions based on part specs and current state across five files (+359/-5 lines).
Suggested action: —
No scores available.
Issue body
Lifecycle planning is computed by the sequencer based on part specs and
the current state, resulting in a list of actions to be executed.
Lifecycle is implemented according to the following diagram:

Signed-off-by: Claudio Matsuoka <claudio.matsuoka@canonical.com>
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Evaluation history
| Date | Model | Scores | Action | Summary |
|---|---|---|---|---|
| qwen/qwen3.6-35b-a3b | — | — | Merged after approval by two reviewers. The changes add lifecycle logic to the sequencer, computing planning actions based on part specs and current state across five files (+359/-5 lines). | |
| qwen3.6-35b-a3b-mtp-q6 | — | — | Added lifecycle planning logic to the sequencer, computing actions from part specs and current state. Merged by maintainer cmatsuoka without discussion. |
Update history
No update history recorded yet.
Related issues
| Issue | Project | State | Summary | Similarity |
|---|---|---|---|---|
| #25 sequencer: handle step run, rerun and update | craft-parts | merged | Merged sequencer updates adding handlers for step run, rerun, and update operations to support lifecycle planning. Approved by two reviewers, passed CI, and modified three files with 294 additions and 3 deletions. | |
| #4 Add lifecycle manager and sequencer stub | craft-parts | merged | Merged changes implementing a lifecycle manager and sequencer stub. Approved by two reviewers, the update adds 953 lines across 22 files to coordinate planning and execution for project parts. | |
| #429 sequencer: use plugin properties in action planning | craft-parts | merged | Merged following reviewer approval and passing CI. Adds missing plugin properties to action planning, ensuring the sequencer accurately reflects the complete persisted state from prior execution runs. Updated 4 files (+27/-4). | |
| #83 sequencer: improve dirty state report message (CRAFT-302) | craft-parts | merged | Merged after approval by two reviewers and passing CI. The change improves the sequencer dirty state report message by including the dependency step name in re-execution reasons, modifying four files. |