docs: point markdown backlogs at Gitea issues (status lives in Gitea)

Adds the family backlog standard to the root index (open work = Gitea issues,
shared label set, BTDB excluded) and converts components/*/GAPS, hosted-lib
CLAUDE.md notes, code-reviews, infra/glauth and plan docs to banner + issue
pointers (scadaproj #5-#19, ScadaBridge#79).

components/secrets/GAPS.md

@@ -1,5 +1,10 @@
 # Secrets — GAPS (adoption backlog)
 
+> **Status lives in Gitea.** Open items from this file are tracked as issues on
+> [gitea.dohertylan.com/dohertj2/scadaproj](https://gitea.dohertylan.com/dohertj2/scadaproj/issues)
+> (label `migrated`, 2026-11-06). This file is a historical/design record — do not track status
+> here; file new work as an issue.
+
 The delta between each project's [`current-state`](current-state/) and the
 [`SPEC`](spec/SPEC.md), as prioritized work. The library itself is **built + published +
 reference-consumer-proven**; everything here is per-app adoption of an existing lib (not lib
@@ -73,7 +78,7 @@ construction).
     every central version a transitive ceiling, demanding `Google.Protobuf`, `Grpc.Net.Client`,
     `Microsoft.Data.SqlClient` and `Newtonsoft.Json` bumps. That is a gRPC/data-access change to a
     production SCADA platform and deserves its own reviewed commit. **Still open as a follow-up** —
-    it is the better long-term posture.
+    it is the better long-term posture. → ScadaBridge#79
 - ✅ `0.2.0` **PUBLISHED to the Gitea feed 2026-07-18** (all 5 packages; restore-verified from a
   scratch consumer — resolves `SQLitePCLRaw.lib.e_sqlite3 2.1.12`, `Microsoft.Data.SqlClient 6.0.2`,
   `Akka.Cluster.Tools 1.5.62`, and scans clean). Merged to `main` @ `15ef1f3`.