Spec 0164 — Timeline pane — M3 card chrome + phase header simplification + narrow-view strip equalisation
Frontmatter
Field
Value
kind
dev
spec
0164
slug
timeline-pane-card-chrome-and-phase-header
title
Timeline pane — M3 card chrome + phase header simplification + narrow-view strip equalisation
type
new-feature
label
new-feature
version_bump
MINOR
target_version
1.25.0
status
deployed
queue_position
1
depends_on
[]
complexity
M
created
2026-05-22
queued_at
2026-05-22T17:08:41Z
started_at
2026-05-22T17:15:00Z
merged_at
2026-05-22T19:55:00Z
deployed_at
2026-05-22T19:57:00Z
pr
https://github.com/Lexiz/dual-research/pull/187
handover
handoffs/2026-05-22-spec-0164-timeline-pane-card-chrome-and-phase-header.md
failure_step
source_session
timeline-iteration-2026-05-22
promoted_from_draft
003
Event timeline
When
Step
Data
2026-05-22T17:39:03Z
cycle_started
{}
2026-05-22T17:39:03Z
preflight_ok
{"checks": ["main_clean", "no_open_spec_prs", "no_in_flight"]}
2026-05-22T17:39:25Z
handoff_read
{"path": "handoffs/2026-05-22-spec-0163-push-events-to-main-during-branch-phase.md"}
2026-05-22T17:39:25Z
spec_read
{"path": "specs/0164-timeline-pane-card-chrome-and-phase-header.md", "lines": 313, "type": "new-feature"}
2026-05-22T17:39:59Z
planning_started
{}
2026-05-22T17:39:59Z
reconcile_complete
{"mechanical": 0, "semantic": 0, "verdict": "clean"}
2026-05-22T17:40:12Z
in_progress
{}
2026-05-22T17:40:32Z
branched
{"branch": "spec/0164-timeline-pane-card-chrome-and-phase-header", "from": "main@ac6d0ff"}
2026-05-22T17:40:36Z
implementing_started
{}
2026-05-22T17:50:05Z
implement_complete
{"files_changed": 7, "commits": 1}
2026-05-22T17:50:09Z
tests_started
{}
2026-05-22T17:50:46Z
tests_green
{"passed": 1532, "failed": 0, "js_passed": 9}
2026-05-22T17:51:35Z
pr_opened
{"url": "https://github.com/Lexiz/dual-research/pull/187"}
2026-05-22T17:51:56Z
merged
{"pr": "https://github.com/Lexiz/dual-research/pull/187"}
2026-05-22T17:52:25Z
deploy_started
{}
2026-05-22T17:55:27Z
deployed
{"version": "1.25.0", "strategy": "bluegreen", "sweep": "no stale blues", "cluster_machines": 2, "note": "transient lease-error on initial deploy attempt; second attempt converged. Final cluster 2/2 healthy at v1.25.0."}
2026-05-22T17:55:27Z
deploy_health_check_ok
{"endpoint": "/api/health", "response": "{ok:true,version:1.25.0}"}
2026-05-22T17:56:27Z
handoff_written
{"path": "handoffs/2026-05-22-spec-0164-timeline-pane-card-chrome-and-phase-header.md"}
Links