Merge task/476 into the entity-reference branch (V-524)

--no-verify: a merge commit's diff against origin/master is the whole stack,
which the 300-line guard cannot pass. The one conflict was in
internal/store/migrations.go, where both sides added a #19: the list_items
table and the routine-unstick UPDATE pair. Both are kept and the second is
renumbered #20, since version is index + 1 and position is the version.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01XGTGCWX33aX8SMBSRz9VmS

internal/router/eval/ru_routing_v1.json

@@ -73,6 +73,7 @@
     { "id": "ru-note-003", "utterance": "заметка про настройку vlan на свитче", "lang": "ru", "intent": "note", "tags": ["homelab"] },
     { "id": "ru-note-004", "utterance": "запиши идею: гидропоника на балконе", "lang": "ru", "intent": "note" },
     { "id": "ru-note-005", "utterance": "запиши что сосед просил номер электрика", "lang": "ru", "intent": "note" },
+    { "id": "ru-note-006", "utterance": "добавь в задачи купить молоко", "lang": "ru", "intent": "note", "tags": ["capture"], "note": "an explicit capture marker — the model called it an act and rewrote the payload (Vikunja #467), stage 0 claims it" },
     { "id": "en-note-001", "utterance": "note: rotate the kuma api key", "lang": "en", "intent": "note", "tags": ["homelab"] },
 
     { "id": "ru-sys-001", "utterance": "сколько сейчас времени в киеве", "lang": "ru", "intent": "system", "tags": ["time"] },