docs update, be sync

docs/OPEN_TASKS_GRAPH.md

@@ -1,11 +1,55 @@
 # Open tasks — dependency graph
 
+<!-- doc-meta:start -->
+| Field | Value |
+|---|---|
+| Author | Anton Afanasyeu |
+| Revision | R1 |
+| Creation date | 2026-06-08 |
+| Last modification date | 2026-06-08 |
+| Co-authored |  |
+| Severity | medium |
+| State | in progress |
+| Document type | pre-requisite to |
+<!-- doc-meta:end -->
+
+\newpage
+\newpage
+
+---
+
+
 _Last synced: 2026-06-04 (RSSH full stack on `feature/rssh-alpha`, RA control HTTP, cluster acl0 DNS). **DNS 2.x off graph** (postponed)._
 
 **Standing rules:** [../bottomline_reminder.txt](../bottomline_reminder.txt) · **Documentation index:** [README.md](README.md) · **Service map:** [20260608_BE_SERVICES_and_infra.md](20260608_BE_SERVICES_and_infra.md)
 
 ---
 
+
+---
+
+---
+
+
+---
+
+## Table of contents
+
+<!-- toc -->
+- [Removed from graph (done)](#removed-from-graph-done)
+- [In progress (feature/rssh-alpha)](#in-progress-featurerssh-alpha)
+- [Postponed / off graph (DNS + mail)](#postponed-off-graph-dns-mail)
+- [Priority tiers (open only)](#priority-tiers-open-only)
+- [Dependency graph](#dependency-graph)
+- [Task index (open)](#task-index-open)
+- [Critical path](#critical-path)
+- [Numbered priority legend (PO overrides AI)](#numbered-priority-legend-po-overrides-ai)
+<!-- /toc -->
+
+**Documentation index:** [README.md](README.md)
+
+---
+
 ## Removed from graph (done)
 
 | ID | Note |