docs(plans): Plan 5 (Frontend Projects UI + Backend CRUD) — 12 Tasks TDD decomposition

12 vertical-slice tasks по spec'у 1ca4378: schema delta v8.20 (archived_at),
backend ProjectController CRUD (index/show/store/update/destroy/sync/toggle/bulk),
SyncSupplierProjectJob + 3 FormRequest + ProjectService, frontend ProjectsView
с карточками+прогресс-баром, NewProjectDialog с 3 табами (Site/Call/SMS),
EditProjectDialog wrapper, BulkActionsBar, polling integration через
setTimeout-recursion + exponential backoff.

Через superpowers:writing-plans skill. Self-review: spec coverage 22/22 AC,
2 явно отмеченных TODO (regions data + region_mask 32-bit лимит → OPEN-Plan5-04),
type consistency проверена.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

cspell-words.txt

@@ -923,3 +923,8 @@ choco
 bcdiv
 TRUNC
 bcmath
+
+# Plan 5 plan — Frontend Projects UI (2026-05-11)
+табами
+имплементатор
+имплементатору