rdmbair15m5-changelog-20260829-2336-ticket-engine-v3-hierarchies-and-linking

Summary: Upgraded issueRoo / ticket engine and ticket-mcp to v3.0.0, implementing parent/child hierarchies (EPIC-, INC-), bidirectional relation linking (--relates-to, --blocks, --blocked-by), activity comment timelines (ticket comment), ASCII progress trees (ticket tree), and interactive Mermaid dependency graphs.

Scope & Attribution

Target Hosts: rdmsm4x (Lead / Source of Truth) & Spoke nodes.
Reporting Agent: agy@rdmbair15m5.
Timestamp: 2026-08-29 23:36 EDT.

Actions Landed

ticket CLI v3.0.0 Deployed:
- Added Umbrella Epics (EPIC-) and Major Incidents (INC-).
- Implemented ticket link <id> --parent <pid> --relates-to <rid> --blocks <bid> --blocked-by <bbid>.
- Implemented ticket comment <id> "<message>" --author "<agent>".
- Implemented ticket tree [<parent_id>] with status symbols (●, ✔) and color coding.
- Built auto-rollup completion progress bars and Mermaid.js dependency diagrams into ticket HTML reports.
- Auto-linkified markdown references to all ticket prefixes (<a href="...">...</a>).
ticket-mcp Server v3.0.0 Deployed:
- Added MCP tools: ticket_link, ticket_comment, and ticket_tree.
- Synchronized across Claude Code, Antigravity (agy), and OpenAI Codex.
Fleet Synchronization & Verification:
- Tested live umbrella link: linked ISSUE-20260829-02 under EPIC-20260829-01 (Fleet Observability & Telemetry Consolidation).
- Reindexed all 6 items and verified dev.ecs0.net/issues/ dashboard and HTML exports.