hive-c0re, docs: sweep remaining stale ask/answer-dashboard references

hive-c0re/src/stores/operator_questions.rs

@@ -105,13 +105,15 @@ impl OperatorQuestions {
     }
 
     /// Mark a pending question answered. `answerer` is who's actually
-    /// answering: `"operator"` for the dashboard path, or an agent's
-    /// own name when responding via `Answer`. Authorisation:
+    /// answering: `"operator"`, or an agent's own name when responding
+    /// via `Answer`. Authorisation:
     ///
     /// - Operator-targeted questions (`target IS NULL`) can only be
     ///   answered by `"operator"`. (Agents must not be able to spoof
-    ///   answers to operator questions — the dashboard is the
-    ///   privileged path.)
+    ///   answers to operator questions — though as of the dashboard's
+    ///   ask/answer surface being removed, nothing currently calls
+    ///   this with `answerer = "operator"` for a `target IS NULL` row
+    ///   at all; the check stays as a guard, not a live path.)
     /// - Agent-targeted questions can only be answered by the
     ///   declared target agent, OR by `"operator"` (operator override
     ///   for stuck threads — useful when an agent is offline/down