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

docs/v3/twincat-backlog.md

@@ -1,5 +1,8 @@
 # TwinCAT driver — v3 backlog
 
+> **Status lives in Gitea.** Open items from this file are tracked as issues on gitea.dohertylan.com/dohertj2/lmxopcua
+> (label `migrated`, 2026-11-06). This file is a historical/design record — do not track status here; file new work as an issue.
+
 The v2 TwinCAT driver is considered solid: 28 integration tests (14 `[TwinCATFact]` +
 16-case `[TwinCATTheory]`) running live against the TCBSD fixture, 110 unit tests,
 three latent driver bugs shaken out (notification cycle units, `STRING(N)` mapper,
@@ -27,7 +30,7 @@ user's approval, an `oee-tagdump-mac` route for the Mac's current VPN IP (`10.18
 to **Z35474** (TC3) and **Z34834** (TC2, `5.69.178.220.1.1`, 10.201.45.197) by UDP-48899 AddRoute with the
 factory login. ⚠️ A same-name AddRoute does **not** replace on either runtime: both presses now carry TWO
 `oee-tagdump-mac` entries — the stale `10.181.198.189.1.1` and the new one (route table read back over ADS,
-port 10000 / IG 803). Removing the stale one needs an ADS write and was not done. Every other press still
+port 10000 / IG 803). Removing the stale one needs an ADS write and was not done (→ #755). Every other press still
 has only the stale route, so it refuses the Mac; the VPN IP changes again ⇒ the routes go stale again.
 
 ## Status of the original items
@@ -38,14 +41,14 @@ has only the stale route, so it refuses the Mac; the VPN IP changes again ⇒ th
 
 2. **Notification coalescing under load** — run the subscribe test while the PLC cycle is saturated.
    Needs the TCBSD fixture (loading a production press is out of the question) and the `GVL_Perf` /
-   `FB_PerfChurn` fixture project from the stranded `auto/driver-gaps` branch. Fixture-gated.
+   `FB_PerfChurn` fixture project from the stranded `auto/driver-gaps` branch. Fixture-gated. → #755
 
-3. **Multi-hop AMS route** — a test behind an IPC gateway with a chained route entry. No hardware.
+3. **Multi-hop AMS route** — a test behind an IPC gateway with a chained route entry. No hardware. → #755
 
-4. **License-rotation automation** — XAR's 7-day trial expires on schedule. Ops item, not code.
+4. **License-rotation automation** — XAR's 7-day trial expires on schedule. Ops item, not code. → #755
 
 5. **Lab rig** — cheapest IPC on a dedicated network; the only route that covers real EtherCAT I/O
-   timing and cycle jitter under CPU load. Blocked on hardware + budget.
+   timing and cycle jitter under CPU load. Blocked on hardware + budget. → #755
 
 ## Added by #612 / #645
 
@@ -69,4 +72,4 @@ has only the stale route, so it refuses the Mac; the VPN IP changes again ⇒ th
    returned 10,628 variables. No `SymbolsLoadMode` option is needed.
 
 9. **Discovered struct/FB member writes (#612)** — deferred: writes, never on a press; fixture-only.
-   Likewise **sum-write** was deliberately NOT ported from the stranded branch.
+   Likewise **sum-write** was deliberately NOT ported from the stranded branch. → #755