docs: record D9 review of 2.5 suggestions and done-log entries

.opencode/state/status.md

@@ -14,7 +14,7 @@ nightlies).
 
 ## Done
 
-- Phase 0 analysis complete: architecture, 38-skill classification matrix, decisions D1–D8,
+- Phase 0 analysis complete: architecture, 38-skill classification matrix, decisions D1–D9,
   verified V2 API surface (docs + `@opencode/plugin@2.0.29` typings + live runtime).
 - Package scaffolded: `@haylan/opencode-pocock` (name confirmed by owner), TS ESM, prettier,
   `node --test` on .ts, MIT + NOTICE attributions (Matt Pocock, Dex Horthy, mcdays94, fastcrw).