cmd/mavend/main.go

@@ -58,6 +58,7 @@ import (
 	"github.com/kami/maven/internal/delivery/telegramsink"
 	"github.com/kami/maven/internal/ipc"
 	"github.com/kami/maven/internal/loop"
+	"github.com/kami/maven/internal/persona"
 	"github.com/kami/maven/internal/phraser"
 	"github.com/kami/maven/internal/store"
 	"github.com/kami/maven/internal/webauthn"
@@ -271,13 +272,13 @@ func run(args []string) error {
 		phr = phraser.NewStub()
 		if cfg.Phraser != nil {
 			pc := phraser.Config{
-				ModelPath:  cfg.Phraser.ModelPath,
-				BinPath:    cfg.Phraser.BinPath,
-				Listen:     cfg.Phraser.Listen,
-				NGpuLayers: cfg.Phraser.NGpuLayers,
-				NCtx:       cfg.Phraser.NCtx,
-				Timeout:    time.Duration(cfg.Phraser.Timeout),
-				Persona:    personaFromCfg(cfg),
+				ModelPath:    cfg.Phraser.ModelPath,
+				BinPath:      cfg.Phraser.BinPath,
+				Listen:       cfg.Phraser.Listen,
+				NGpuLayers:   cfg.Phraser.NGpuLayers,
+				NCtx:         cfg.Phraser.NCtx,
+				Timeout:      time.Duration(cfg.Phraser.Timeout),
+				ContextBlock: contextBlockFn(cfg, time.Now),
 			}
 			if pc.BinPath == "" {
 				pc.BinPath = "llama-server"
@@ -441,13 +442,13 @@ func run(args []string) error {
 			phr = phraser.NewStub()
 			if cfg.Phraser != nil {
 				pc := phraser.Config{
-					ModelPath:  cfg.Phraser.ModelPath,
-					BinPath:    cfg.Phraser.BinPath,
-					Listen:     cfg.Phraser.Listen,
-					NGpuLayers: cfg.Phraser.NGpuLayers,
-					NCtx:       cfg.Phraser.NCtx,
-					Timeout:    time.Duration(cfg.Phraser.Timeout),
-					Persona:    personaFromCfg(cfg),
+					ModelPath:    cfg.Phraser.ModelPath,
+					BinPath:      cfg.Phraser.BinPath,
+					Listen:       cfg.Phraser.Listen,
+					NGpuLayers:   cfg.Phraser.NGpuLayers,
+					NCtx:         cfg.Phraser.NCtx,
+					Timeout:      time.Duration(cfg.Phraser.Timeout),
+					ContextBlock: contextBlockFn(cfg, time.Now),
 				}
 				if pc.BinPath == "" {
 					pc.BinPath = "llama-server"
@@ -601,12 +602,23 @@ func run(args []string) error {
 	return nil
 }
 
-// personaFromCfg extracts the voice persona from the config, or returns ""
-// when voice isn't configured. Used to pass a character prompt into the
-// LLM phraser without requiring voice to be enabled.
-func personaFromCfg(cfg *config.Config) string {
-	if cfg.Voice != nil {
-		return cfg.Voice.Persona
+// personaFacts reads the optional, deployment-specific facts (his name, his
+// city, the free-text persona string) out of the config. Everything here may
+// be empty — the context block is correct without any of it.
+func personaFacts(cfg *config.Config) persona.Facts {
+	if cfg.Voice == nil {
+		return persona.Facts{}
+	}
+	return persona.Facts{
+		OwnerName: cfg.Voice.OwnerName,
+		City:      cfg.Voice.City,
+		Static:    cfg.Voice.Persona,
 	}
-	return ""
+}
+
+// contextBlockFn returns the per-turn renderer of the shared context block.
+// Per turn, not once at startup, because the block states the current time.
+func contextBlockFn(cfg *config.Config, now func() time.Time) func() string {
+	f := personaFacts(cfg)
+	return func() string { return f.Block(now()) }
 }

cmd/mavend/replier_llm.go

@@ -7,6 +7,7 @@ import (
 	"time"
 
 	"github.com/kami/maven/internal/llm"
+	"github.com/kami/maven/internal/persona"
 	"github.com/kami/maven/internal/router"
 	"github.com/kami/maven/internal/voice"
 )
@@ -23,10 +24,14 @@ type completer interface {
 type llmReplier struct {
 	c    completer
 	stub *voice.StubReplier
+
+	// block renders the shared context block per turn (who he is, the time).
+	// nil ⇒ the prompt stands alone.
+	block func() string
 }
 
-func newLLMReplier(c completer) *llmReplier {
-	return &llmReplier{c: c, stub: voice.NewStubReplier()}
+func newLLMReplier(c completer, block func() string) *llmReplier {
+	return &llmReplier{c: c, stub: voice.NewStubReplier(), block: block}
 }
 
 const replySystem = `Ты — Maven, домашняя ассистентка (о себе — в женском роде). Владелец — мужчина, говоришь с ним на "ты", в единственном числе; никогда не "вы"/"ваш" и не "он"/"его". Подтверди действие РОВНО ОДНИМ коротким предложением (≤120 символов), тепло и по-русски. Не задавай вопросов, не повторяй слова, не добавляй ничего после точки. Отвечай ТОЛЬКО одним объектом JSON с полями "response" (текст) и "mood" (ровно одно из: neutral, happy, thinking, tired, confused).
@@ -40,7 +45,7 @@ func (r *llmReplier) Reply(d router.Decision) string {
 	ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
 	defer cancel()
 	out, err := r.c.Complete(ctx, llm.Req{
-		System:        replySystem,
+		System:        persona.Prepend(r.block, replySystem),
 		User:          replyContext(d),
 		MaxTokens:     512,
 		RepeatPenalty: 1.3,

cmd/mavend/replier_llm_test.go

@@ -17,7 +17,7 @@ type mockCompleter struct {
 func (m mockCompleter) Complete(_ context.Context, _ llm.Req) (string, error) { return m.out, m.err }
 
 func TestLLMReplierReturnsLLMReply(t *testing.T) {
-	r := newLLMReplier(mockCompleter{out: `{"response":"записала, кофе закончился","mood":"neutral"}`})
+	r := newLLMReplier(mockCompleter{out: `{"response":"записала, кофе закончился","mood":"neutral"}`}, nil)
 	got := r.Reply(router.Decision{Intent: router.IntentNote, Slots: router.Slots{Text: "кофе закончился"}})
 	if got != "записала, кофе закончился" {
 		t.Errorf("got %q, want %q", got, "записала, кофе закончился")
@@ -25,7 +25,7 @@ func TestLLMReplierReturnsLLMReply(t *testing.T) {
 }
 
 func TestLLMReplierFallsBackToPlainText(t *testing.T) {
-	r := newLLMReplier(mockCompleter{out: "записала, кофе закончился"})
+	r := newLLMReplier(mockCompleter{out: "записала, кофе закончился"}, nil)
 	got := r.Reply(router.Decision{Intent: router.IntentNote, Slots: router.Slots{Text: "кофе закончился"}})
 	if got != "записала, кофе закончился" {
 		t.Errorf("got %q, want %q", got, "записала, кофе закончился")
@@ -33,7 +33,7 @@ func TestLLMReplierFallsBackToPlainText(t *testing.T) {
 }
 
 func TestLLMReplierFallsBackToStubOnError(t *testing.T) {
-	r := newLLMReplier(mockCompleter{err: errTestLLMDown})
+	r := newLLMReplier(mockCompleter{err: errTestLLMDown}, nil)
 	noteDec := router.Decision{Intent: router.IntentNote}
 	got := r.Reply(noteDec)
 	want := voice.NewStubReplier().Reply(noteDec)
@@ -43,7 +43,7 @@ func TestLLMReplierFallsBackToStubOnError(t *testing.T) {
 }
 
 func TestLLMReplierFallsBackToStubOnEmpty(t *testing.T) {
-	r := newLLMReplier(mockCompleter{out: ""})
+	r := newLLMReplier(mockCompleter{out: ""}, nil)
 	noteDec := router.Decision{Intent: router.IntentNote}
 	got := r.Reply(noteDec)
 	want := voice.NewStubReplier().Reply(noteDec)
@@ -53,7 +53,7 @@ func TestLLMReplierFallsBackToStubOnEmpty(t *testing.T) {
 }
 
 func TestLLMReplierClarifyUsesStub(t *testing.T) {
-	r := newLLMReplier(mockCompleter{out: "я всё поняла"})
+	r := newLLMReplier(mockCompleter{out: "я всё поняла"}, nil)
 	clarifyDec := router.Decision{Clarify: true}
 	got := r.Reply(clarifyDec)
 	want := voice.NewStubReplier().Reply(clarifyDec)

cmd/mavend/voice.go

@@ -246,7 +246,7 @@ func wireVoice(cfg *config.Config, coreAPI ipc.CoreAPI, phr phraser.Phraser, mem
 	// ----- replier (LLM-backed when the engine is on, Stub floor otherwise) -----
 	replier := voice.Replier(voice.NewStubReplier())
 	if llmClient != nil {
-		replier = newLLMReplier(llmClient)
+		replier = newLLMReplier(llmClient, contextBlockFn(cfg, time.Now))
 	}
 
 	// ----- the handler (the reactive path; closes over stt / tts / router / coreAPI / memory) -----

internal/config/config.go

@@ -302,6 +302,13 @@ type VoiceConfig struct {
 	// Russian self-reference). Example: "Be formal and answer in English only."
 	Persona string `json:"persona,omitempty"`
 
+	// OwnerName / City — optional facts about the owner, added to the shared
+	// context block (internal/persona). Empty is fine: the block still states
+	// who he is grammatically (a man, addressed as "ты") and the current time.
+	// Nothing about correct behaviour may depend on these being filled in.
+	OwnerName string `json:"owner_name,omitempty"`
+	City      string `json:"city,omitempty"`
+
 	// Weather — the weather provider config. nil ⇒ the daemon wires
 	// the stub provider (returns ErrNotConfigured — "погода не настроена").
 	// Set provider to "open-meteo" to use the keyless Open-Meteo API.

internal/persona/persona.go

@@ -0,0 +1,92 @@
+// Package persona builds the one shared context block that goes in front of
+// every LLM system prompt: who the owner is, how to address him, and what
+// time it is right now.
+//
+// Why one block and not a line pasted into each prompt: there are five
+// prompts (nudges, action replies, chat, note queries, general knowledge) and
+// the "address him as ты" rule had only reached two of them. Five copies drift.
+// One block cannot.
+//
+// The rules here are defaults in code, not config. Maven is feminine and the
+// owner is a man addressed informally — that is a hard constraint of the
+// product, so it must hold with an empty config file. Config only ADDS
+// optional facts (his name, his city).
+package persona
+
+import (
+	"fmt"
+	"strings"
+	"time"
+)
+
+// Facts — the optional, deployment-specific half of the block. All fields may
+// be empty; the block is still correct and useful without them.
+type Facts struct {
+	OwnerName string // his name, e.g. "Ками"
+	City      string // where he is, e.g. "Москва"
+	Static    string // the free-text `persona` config string, appended verbatim
+}
+
+var ruWeekdays = [...]string{"воскресенье", "понедельник", "вторник", "среда", "четверг", "пятница", "суббота"}
+
+var ruMonths = [...]string{
+	"января", "февраля", "марта", "апреля", "мая", "июня",
+	"июля", "августа", "сентября", "октября", "ноября", "декабря",
+}
+
+// Block renders the context block for one turn. Russian even in front of the
+// English prompts: the rules it states are Russian grammar (ты/тебя, feminine
+// verbs), and a Russian rule reads best stated in Russian.
+//
+// Keep it short. It ships on every turn to a 0.8B on laptop CPU, so every
+// line here is latency.
+func (f Facts) Block(now time.Time) string {
+	var b strings.Builder
+
+	b.WriteString("Ты — Maven, домашняя ассистентка. О себе говоришь в женском роде: \"я записала\", \"я проверила\".\n")
+
+	// The address form gets its own line. It is the thing that kept getting
+	// lost when it was buried in prose.
+	b.WriteString("ОБРАЩЕНИЕ: владелец — мужчина, всегда на \"ты\" (ты, тебя, тебе, твой) и в единственном числе (\"выпей\", \"посмотри\"). Никогда \"вы\"/\"вас\"/\"ваш\". Никогда \"он\"/\"его\" о нём — ты говоришь ему, а не о нём. Глаголы о нём — в мужском роде (\"ты забыл\").\n")
+
+	if who := f.who(); who != "" {
+		b.WriteString(who + "\n")
+	}
+
+	b.WriteString(fmt.Sprintf("Сейчас: %s, %d %s %d, %02d:%02d (местное время).\n",
+		ruWeekdays[int(now.Weekday())], now.Day(), ruMonths[int(now.Month())-1], now.Year(),
+		now.Hour(), now.Minute()))
+
+	if s := strings.TrimSpace(f.Static); s != "" {
+		b.WriteString(s + "\n")
+	}
+	return b.String()
+}
+
+// who renders the optional name/city line, or "" when neither is configured.
+func (f Facts) who() string {
+	name := strings.TrimSpace(f.OwnerName)
+	city := strings.TrimSpace(f.City)
+	switch {
+	case name != "" && city != "":
+		return "Его зовут " + name + ", он в городе " + city + "."
+	case name != "":
+		return "Его зовут " + name + "."
+	case city != "":
+		return "Он в городе " + city + "."
+	}
+	return ""
+}
+
+// Prepend puts the block in front of a system prompt. Nil-safe: a nil renderer
+// (tests, the stub paths) returns the prompt untouched.
+func Prepend(block func() string, prompt string) string {
+	if block == nil {
+		return prompt
+	}
+	s := strings.TrimSpace(block())
+	if s == "" {
+		return prompt
+	}
+	return s + "\n\n" + prompt
+}

internal/persona/persona_test.go

@@ -0,0 +1,50 @@
+package persona
+
+import (
+	"strings"
+	"testing"
+	"time"
+)
+
+var ref = time.Date(2026, 7, 31, 14, 5, 0, 0, time.UTC)
+
+// The block must be correct with an empty config: the address form and the
+// gender rules are hard constraints, not preferences.
+func TestBlockWorksWithZeroConfig(t *testing.T) {
+	b := Facts{}.Block(ref)
+	for _, want := range []string{"женском роде", "ОБРАЩЕНИЕ", "\"ты\"", "31 июля 2026", "пятница", "14:05"} {
+		if !strings.Contains(b, want) {
+			t.Errorf("block missing %q:\n%s", want, b)
+		}
+	}
+}
+
+func TestBlockAddsOptionalFacts(t *testing.T) {
+	b := Facts{OwnerName: "Ками", City: "Москва", Static: "Будь краткой."}.Block(ref)
+	for _, want := range []string{"Ками", "Москва", "Будь краткой."} {
+		if !strings.Contains(b, want) {
+			t.Errorf("block missing %q:\n%s", want, b)
+		}
+	}
+}
+
+// The time changes between turns, so two renders must differ.
+func TestBlockRendersTimePerTurn(t *testing.T) {
+	a := Facts{}.Block(ref)
+	c := Facts{}.Block(ref.Add(time.Hour))
+	if a == c {
+		t.Errorf("block did not change with the clock:\n%s", a)
+	}
+}
+
+func TestPrependNilIsSafe(t *testing.T) {
+	if got := Prepend(nil, "PROMPT"); got != "PROMPT" {
+		t.Errorf("Prepend(nil) = %q", got)
+	}
+	if got := Prepend(func() string { return "  " }, "PROMPT"); got != "PROMPT" {
+		t.Errorf("Prepend(blank) = %q", got)
+	}
+	if got := Prepend(func() string { return "CTX" }, "PROMPT"); got != "CTX\n\nPROMPT" {
+		t.Errorf("Prepend = %q", got)
+	}
+}

internal/phraser/context_block_test.go

@@ -0,0 +1,33 @@
+package phraser
+
+import (
+	"strings"
+	"testing"
+)
+
+// Every phrasing prompt must carry the shared context block. This is the
+// regression guard for the bug that started this: the "ты" rule reached only
+// two of the five prompts because each prompt had its own copy of the rules.
+func TestEveryPromptCarriesTheContextBlock(t *testing.T) {
+	block := func() string { return "CTXBLOCK" }
+	p := &LLMPhraser{cfg: Config{ContextBlock: block}}
+
+	prompts := map[string]string{
+		"nudge": p.systemPrompt(),
+		"query": p.querySystemPrompt(),
+		"chat":  chatSystemPrompt(block),
+	}
+	for name, got := range prompts {
+		if !strings.HasPrefix(got, "CTXBLOCK\n\n") {
+			t.Errorf("%s prompt does not start with the context block:\n%s", name, got)
+		}
+	}
+}
+
+// Without a block the prompts are unchanged — the stub and test paths pass nil.
+func TestPromptsWithoutBlockAreUnchanged(t *testing.T) {
+	p := &LLMPhraser{}
+	if p.systemPrompt() != nudgeSystem {
+		t.Errorf("nudge prompt changed with no block set")
+	}
+}

internal/phraser/eval/llmphraser_test.go

@@ -8,6 +8,7 @@ import (
 	"time"
 
 	"github.com/kami/maven/internal/llm"
+	"github.com/kami/maven/internal/persona"
 	"github.com/kami/maven/internal/phraser"
 )
 
@@ -43,6 +44,9 @@ func TestLLMPhrasingBaseline(t *testing.T) {
 	// Generous: an unconstrained 0.8B can spend a minute thinking before it
 	// writes a word, and a timeout would be scored as a model failure.
 	cfg.Timeout = 5 * time.Minute
+	// The same shared context block the daemon prepends (internal/persona),
+	// with an empty config — that is the deployment we actually ship.
+	cfg.ContextBlock = func() string { return persona.Facts{}.Block(time.Now()) }
 	p := phraser.NewLLMPhraserAt(base, cfg)
 	defer p.Close()
 

internal/phraser/llmphraser.go

@@ -18,6 +18,7 @@ import (
 	"github.com/kami/maven/internal/delivery"
 	"github.com/kami/maven/internal/dialogue"
 	"github.com/kami/maven/internal/loop"
+	"github.com/kami/maven/internal/persona"
 	"github.com/kami/maven/internal/router"
 )
 
@@ -39,7 +40,11 @@ type Config struct {
 	NGpuLayers int
 	NCtx       int
 	Timeout    time.Duration
-	Persona    string // optional prompt prefix tuning maven's character
+
+	// ContextBlock renders the shared context block (who he is, how to
+	// address him, the time) fresh for each turn. See internal/persona.
+	// nil ⇒ no block, the prompts stand alone.
+	ContextBlock func() string
 }
 
 func DefaultConfig(modelPath string) Config {
@@ -202,7 +207,7 @@ func (p *LLMPhraser) PhraseQuery(ctx context.Context, utterance string, notes []
 	if len(notes) == 0 {
 		// General knowledge — no notes to ground the answer. The system
 		// prompt is the single tested source in router.KnowledgePrompt.
-		sys := router.KnowledgePrompt()
+		sys := persona.Prepend(p.cfg.ContextBlock, router.KnowledgePrompt())
 		prompt := fmt.Sprintf("Пользователь спрашивает: \"%s\".", utterance)
 		resp, err := p.chatWithSystem(ctx, sys, prompt, 256)
 		if err != nil || resp == "" {
@@ -238,7 +243,7 @@ func (p *LLMPhraser) PhraseQuery(ctx context.Context, utterance string, notes []
 // message array from dialogue history + the current user utterance. Falls back
 // to a simple greeting on any LLM error — better to say something than nothing.
 func (p *LLMPhraser) PhraseChat(ctx context.Context, utterance string, history []dialogue.Turn) (string, error) {
-	sys := chatSystemPrompt(p.cfg.Persona)
+	sys := chatSystemPrompt(p.cfg.ContextBlock)
 	msgs := []chatMsg{
 		{Role: "system", Content: sys},
 	}
@@ -267,17 +272,14 @@ func (p *LLMPhraser) PhraseChat(ctx context.Context, utterance string, history [
 }
 
 // chatSystemPrompt returns the system prompt for conversational chat.
-// Prepends the configured persona when set.
-func chatSystemPrompt(persona string) string {
+// Prepends the shared context block when the phraser has one.
+func chatSystemPrompt(block func() string) string {
 	base := `You are maven, a self-hosted personal assistant. You're talking with your owner. 
 Keep replies brief (1-3 sentences) and natural. You're helpful, curious, and a little warm.
 Respond in the user's language (Russian or English, matching their last message). 
 Never roleplay emotions you don't have, but stay friendly. 
 Respond ONLY with valid JSON: {"response": "...", "mood": "neutral"}. "response" is your reply text; "mood" reflects your tone (neutral/happy/thinking/tired/confused).`
-	if persona != "" {
-		base = persona + "\n\n" + base
-	}
-	return base
+	return persona.Prepend(block, base)
 }
 
 // chatWithMessages sends a full message array (system + history + current) to
@@ -459,21 +461,14 @@ const nudgeSystem = `Ты — Maven, домашняя ассистентка. О
 Это примеры ФОРМЫ, а не темы. Пиши только про ту ситуацию, которую тебе дали в запросе. Не копируй примеры и никогда не пиши "..." в поле response.`
 
 func (p *LLMPhraser) systemPrompt() string {
-	base := nudgeSystem
-	if p.cfg.Persona != "" {
-		base = p.cfg.Persona + "\n\n" + base
-	}
-	return base
+	return persona.Prepend(p.cfg.ContextBlock, nudgeSystem)
 }
 
 // querySystemPrompt returns the system prompt for PhraseQuery (notes + general
 // knowledge). Prepends the configured persona when set.
 func (p *LLMPhraser) querySystemPrompt() string {
 	base := "You are maven, a self-hosted personal assistant answering from your notes. Answer briefly and naturally in Russian starting with \"вот что я нашла: \". Respond ONLY with valid JSON: {\"response\": \"...\", \"mood\": \"neutral\"}."
-	if p.cfg.Persona != "" {
-		base = p.cfg.Persona + "\n\n" + base
-	}
-	return base
+	return persona.Prepend(p.cfg.ContextBlock, base)
 }
 
 // ruleTopics — Russian gloss for each built-in rule name. The rule names are