fix(commands): the trekplan execute exits run Phase 12 and the research loop names its model

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

commands/trekplan.md

@@ -1295,14 +1295,14 @@ Confirm the plan and brief file locations and exit.
 
 Do not implement in this session. Print the line the operator gives
 `/trekexecute` — `/trekexecute --project {project_dir}`, or
-`/trekexecute {plan_path}` without a project directory — and stop.
+`/trekexecute {plan_path}` without a project directory — then run Phase 12 (`outcome: execute`).
 `/trekexecute` is what checks the plan's approval (K2), locks the tests, runs
 one step helper per step and the review.
 
 ### "execute with team" / "team"
 
-There is no team path. Print the same `/trekexecute` line and stop; parallel
-work is `--decompose` followed by `/trekexecute`'s session orders.
+There is no team path. Print the same `/trekexecute` line, then run Phase 12
+(`outcome: execute_team`); parallel work is `--decompose` followed by `/trekexecute`'s session orders.
 
 ## Phase 12 — Session tracking
 

commands/trekresearch.md

@@ -648,6 +648,10 @@ reformulated, not forced through. A gate that *could not run* is neither — no
 rewrite can clear it, so treat it as a hard stop and say so, rather than
 rewriting a query that was never the problem.
 
+A turn that spawns an agent passes `model: phase_signal_result.model`, else
+`opus` — the agent may be one of Claude Code's built-in agents, which have no
+Voyage frontmatter to fall back to; see Launch rules.
+
 **Empty turns.** A turn that returns no findings, or findings without
 citations, is marked `empty`. An empty turn is counted in `empty_turns` and
 does NOT re-target the same dimension — re-asking the same question of the