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"] },

internal/router/task.go

@@ -1,6 +1,9 @@
 package router
 
-import "strings"
+import (
+	"regexp"
+	"strings"
+)
 
 // Task capture and task listing, matched deterministically (Vikunja #130).
 //
@@ -201,3 +204,47 @@ func IsTaskListQuery(text string) bool {
 	}
 	return false
 }
+
+// TaskCaptureGrammar — stage 0 for an explicit capture marker, so the resident
+// model never sees it (Vikunja #467).
+//
+// Capture was built to ride the note intent, deliberately: #130 said no eighth
+// intent, and while the classifier was routing, a note-shaped utterance with a
+// marker in it reached actionNote and captureTaskFromNote claimed it there. The
+// router pre-empted that. Measured 2026-08-02: "добавь в задачи купить молоко"
+// routed act, so captureTaskFromNote was never consulted, the act arm found no
+// allowlisted fn, and the gate asked "Что сделать?". Every capture utterance
+// tried filed nothing.
+//
+// The model also rewrote the payload on the way — "купить молоко" came back as
+// "сделать покупку молока". A task must read as the words he said, which is a
+// second reason to answer this before the model rather than to prompt around
+// it.
+//
+// The marker list is data (task_phrases.json) and the parse strips urgency, so
+// the pattern here matches any utterance and the decision is ParseTaskCapture's
+// to make — same shape as the wake-word act grammar, which also matches broadly
+// and refuses in Build. Intent stays note: the daemon's note path is where
+// capture lives, and nothing about the contract with the model changes.
+func TaskCaptureGrammar() Grammar {
+	return Grammar{
+		Name:    "task-capture",
+		Pattern: regexp.MustCompile(`(?s)^\s*(.+)$`),
+		Build: func(m []string) (Decision, bool) {
+			c, ok := ParseTaskCapture(m[1])
+			if !ok {
+				return Decision{}, false // not a capture — fall through
+			}
+			return Decision{
+				Stage:      0,
+				Intent:     IntentNote,
+				Confidence: 1.0,
+				// The capture text, not the raw utterance: it is what the
+				// clarify gate reads as the payload. captureTaskFromNote
+				// re-parses the utterance itself, so the task text comes from
+				// the same place either way.
+				Slots: Slots{Text: c.Text},
+			}, true
+		},
+	}
+}

internal/router/task_phrases.json

@@ -27,6 +27,9 @@
     "добавь в список",
     "добавь задачу",
     "запиши в задачи",
+    "запиши в список дел",
+    "запиши в список задач",
+    "запиши в список",
     "запиши задачу",
     "новая задача",
     "поставь задачу",

internal/router/task_test.go

@@ -85,3 +85,37 @@ func TestIsTaskListQuery(t *testing.T) {
 		}
 	}
 }
+
+// TestTaskCaptureGrammarClaimsTheMarker — the capture marker is answered at
+// stage 0, so the model never gets to call it an act (Vikunja #467).
+func TestTaskCaptureGrammarClaimsTheMarker(t *testing.T) {
+	g := TaskCaptureGrammar()
+	captures := map[string]string{
+		"добавь в задачи купить молоко":       "купить молоко",
+		"запиши в список дел купить хлеб":     "купить хлеб",
+		"поставь задачу вынести мусор":        "вынести мусор",
+		"добавь в задачи срочно оплатить дом": "оплатить дом",
+	}
+	for in, want := range captures {
+		m := g.Pattern.FindStringSubmatch(in)
+		if m == nil {
+			t.Fatalf("%q did not match the grammar pattern", in)
+		}
+		d, ok := g.Build(m)
+		if !ok {
+			t.Fatalf("%q must be claimed as a capture", in)
+		}
+		if d.Intent != IntentNote || d.Slots.Text != want {
+			t.Errorf("%q → intent=%s text=%q, want note/%q", in, d.Intent, d.Slots.Text, want)
+		}
+	}
+	// Everything without a marker falls through, including a marker with no
+	// task after it and a question about the list.
+	for _, in := range []string{"надо бы поспать", "добавь в задачи", "какие у меня задачи?", "перезапусти nginx"} {
+		if m := g.Pattern.FindStringSubmatch(in); m != nil {
+			if _, ok := g.Build(m); ok {
+				t.Errorf("%q must fall through to the cascade", in)
+			}
+		}
+	}
+}