check-issue-refs: catch ambiguous owner#N cross-repo refs in markdown too

docs/web-ui/agent.md

@@ -85,7 +85,7 @@ structurally rather than for one specific trigger. Two columns:
     `agent_links()` in hive-agent is the single source of truth for
     both. No separate overflow (`⋯`) menu exists any more — it used
     to hold exactly this dashboard link plus a rebuild-container action
-    (mara, hyperhive#3704: "remove rebuild button, move link to
+    (mara, #3704: "remove rebuild button, move link to
     dashboards into links menu") — rebuild had no real discoverability
     need of its own (the dashboard's own R3BU1LD button already covers
     it) so it's gone outright, and the dashboard link moved here,

docs/web-ui/dashboard.md

@@ -236,7 +236,7 @@ than reconstructing chrome hive-c0re no longer sends. Settled entries
 render their **full step tree**, not just a bare summary — the wire
 doesn't filter `Done` nodes out.
 
-**State filter (hyperhive#2606).** A row of per-state checkboxes above
+**State filter (#2606).** A row of per-state checkboxes above
 the tree — one per lifecycle state, matching the row glyphs — lets the
 operator narrow which root groups render; unchecking a state re-fetches
 `GET /api/jobq/graph?states=<checked, comma-joined>` rather than
@@ -811,7 +811,7 @@ below).
 
 ### Status badges
 
-**Which single badge (hyperhive#3139):** `ContainerView.failed`
+**Which single badge (#3139):** `ContainerView.failed`
 (systemd `ActiveState=failed` — the unit exhausted its bounded
 restarts and gave up on its own) draws a red `✖ gave up` badge;
 otherwise a plain muted `■ not running` — a container an operator

docs/web-ui/shape.md

@@ -244,7 +244,7 @@ render, `restoreOpenDetails()` re-applies after. Long-content
 drill-ins (file previews, diffs, journald logs) now open in the
 **side panel** (see below) rather than expanding inline. The
 dashboard's own answered-questions history list was the only
-`<details data-restore-key>` consumer and is gone (hyperhive#3721)
+`<details data-restore-key>` consumer and is gone (#3721)
 — `snapshotOpenDetails()` / `restoreOpenDetails()` currently have
 nothing to restore, kept in place for the next collapsible section
 that needs it rather than ripped out along with their one caller.