mavend, voice: say the acknowledgements from the file (V-502)

The daemon tests that compared against one literal ask the entry instead: IsAck
names the line she could have said without pinning the wording. The eval scores
every ack variant on the persona checks the nudges already pass.

cmd/mavend/actions_task_test.go

@@ -8,6 +8,7 @@ import (
 	"time"
 
 	"github.com/kami/maven/internal/ipc"
+	"github.com/kami/maven/internal/phraser"
 	"github.com/kami/maven/internal/router"
 )
 
@@ -108,7 +109,7 @@ func TestCaptureTaskFromNoteReportsStoreFailure(t *testing.T) {
 	if !ok {
 		t.Fatal("a failed capture still claims the turn — the note path must not double-write")
 	}
-	if !strings.Contains(reply, "не получилось") {
+	if !phraser.IsAck(phraser.FailTask, nil, reply) {
 		t.Errorf("reply = %q, want an honest failure", reply)
 	}
 }