docs: record clean preview pack smoke

docs/ECC-2.0-GA-ROADMAP.md

@@ -51,7 +51,8 @@ As of 2026-05-18:
   project `.claude` scan, Linear sync, work-items sync, operator dashboard
   refresh, PR #1976 provider-guard validation, ECC-Tools Wrangler OAuth billing
   readback evidence, defensive-deny IOC scanner coverage, and current-head CI
-  success for `04d4d819`.
+  success for `04d4d819`; a detached clean-worktree preview-pack smoke from
+  `742bc58d` passed 5/5 with digest `59bbf2630a44`.
 - `docs/releases/2.0.0-rc.1/operator-readiness-dashboard-2026-05-18.md`
   regenerates the ITO-44 prompt-to-artifact dashboard from live platform audit
   evidence: PR queue, issue queue, discussion queue, local worktree gate,
@@ -667,7 +668,7 @@ is not complete unless the evidence column exists and has been freshly verified.
 | Manage repository discussions | Repo-family discussion recheck | Platform audit reports 0 discussion maintainer-touch gaps and 0 answerable Q&A missing accepted answers; trunk still has 58 total discussions | Complete |
 | Manage PR discussions | PR review/comment closure plus merge/close state | ECC #1976 merged after maintainer follow-up validation; no open tracked PRs remain | Complete |
 | Salvage useful stale work | `docs/stale-pr-salvage-ledger.md` plus `docs/legacy-artifact-inventory.md` | Ledger records salvaged, superseded, skipped, and manual-review tails; #1815-#1818 added cost tracking, skill scout, frontend design guidance, code-reviewer false-positive guardrails, and the May 12 gap pass; #1687, #1609, #1563, #1564, and #1565 localization tails are attached to Linear ITO-55 for language-owner review and no automatic import remains release-blocking | Complete; repeat legacy scan before release |
-| ECC 2.0 preview pack ready | Release docs, quickstart, publication readiness, release notes | `docs/releases/2.0.0-rc.1/` and readiness docs are in-tree; May 18 evidence records queue-zero state, #1970/#1971/#1972/#1976 merge batch, supply-chain recheck, defensive-deny IOC scanner hardening, npm no-lifecycle install/audit/signature gates, Linear sync, refreshed operator dashboard, provider-guard validation, ECC-Tools Wrangler OAuth billing readback evidence, and successful current-head CI on `04d4d819` | Needs final clean-checkout release approval |
+| ECC 2.0 preview pack ready | Release docs, quickstart, publication readiness, release notes | `docs/releases/2.0.0-rc.1/` and readiness docs are in-tree; May 18 evidence records queue-zero state, #1970/#1971/#1972/#1976 merge batch, supply-chain recheck, defensive-deny IOC scanner hardening, npm no-lifecycle install/audit/signature gates, Linear sync, refreshed operator dashboard, provider-guard validation, ECC-Tools Wrangler OAuth billing readback evidence, successful current-head CI on `04d4d819`, and detached clean-worktree preview-pack smoke digest `59bbf2630a44` | Needs final release approval |
 | Hermes specialized skills included safely | Hermes setup/import docs and sanitized skill surface | Hermes setup and import playbook are public; secrets stay local | Needs final release review |
 | Naming and rename readiness | Naming matrix across package/plugin/docs/social surfaces | `docs/releases/2.0.0-rc.1/naming-and-publication-matrix.md` records current package, repo, Claude plugin, Codex plugin, OpenCode, and npm availability evidence | Complete for rc.1; post-rc rename remains future work |
 | Claude and Codex plugin publication | Contact/submission path with required artifacts and status | Publication readiness, naming matrix, and May 12 dry-run evidence document plugin validation, clean-checkout Claude tag/install smoke, and Codex marketplace CLI shape | Needs explicit approval for real tag/push and marketplace submission |