docs(32): annotate roadmap with plan waves

.planning/ROADMAP.md

@@ -1598,11 +1598,22 @@ Plans:
 **Plans:** 6 plans
 
 Plans:
+**Wave 1**
 - [ ] 32-01-PLAN.md — D-91 cross-plugin admin form extensions (pact types, cabana placement and save/show wiring, docs, SPA backstop)
+
+**Wave 2** *(blocked on Wave 1 completion)*
 - [ ] 32-02-PLAN.md — D-92 record events and D-93 content descriptors; Journal descriptors, journal-tag, API event emission, translated slugs
+
+**Wave 3** *(blocked on Wave 2 completion)*
 - [ ] 32-03-PLAN.md — sm-seo-plugin core: SEO tab, URL rules, settings with per-type tabs, resolver, history, generate job, elements E1-E3/E7
+
+**Wave 4** *(blocked on Wave 3 completion)*
 - [ ] 32-04-PLAN.md — redirects and address-change 301, 404 log, normalisation, strict URLs, robots.txt with AI bots, verification files
+
+**Wave 5** *(blocked on Wave 4 completion)*
 - [ ] 32-05-PLAN.md — /_seo/api/v1 management API and MCP tools, batch dry-run, undo, CSV, demo mount proof, check-phase32.sh
+
+**Wave 6** *(blocked on Wave 5 completion)*
 - [ ] 32-06-PLAN.md — unit tests, additive and compat proof, framework patch release, plugin tags, demo mount, changelog
 
 ### Phase 33: SEO output, audit and content