fix: regenerate PLAN.md catalog after completing plan 2606211910

Author: claude

PLAN.md

@@ -221,5 +221,5 @@ footer: |
 | 2606211907 | ✅     |        | [arch-fix: split internal/engine/runner.go](plan/2606211907_arch-fix-runner-srp-split.md)                                               |
 | 2606211908 | 🔲     |        | [arch-fix: split internal/lint/layer0.go](plan/2606211908_arch-fix-layer0-split.md)                                                     |
 | 2606211909 | 🔲     |        | [arch-fix: split internal/lsp/server.go](plan/2606211909_arch-fix-lsp-server-split.md)                                                  |
-| 2606211910 | 🔲     |        | [arch-fix: add trivial-accessor exemption comments in workspace.go](plan/2606211910_arch-fix-workspace-exemptions.md)                   |
+| 2606211910 | ✅     |        | [arch-fix: add trivial-accessor exemption comments in workspace.go](plan/2606211910_arch-fix-workspace-exemptions.md)                   |
 <?/catalog?>