feat: expand companion platform, device controls, and memoir workflows

Add customer and operator login, BLE provisioning, device fleet controls, call memory, memoir generation, and refreshed family and maintenance portals. Include API contracts, migrations, firmware sources, tests, assets, and deployment documentation.

internal/elderagent/event_time_test.go

@@ -0,0 +1,66 @@
+package elderagent
+
+import (
+	"encoding/json"
+	"reflect"
+	"strings"
+	"testing"
+)
+
+func TestPrepareEventTimeGuidanceIsCallScoped(t *testing.T) {
+	s := Service{CallbackURL: "https://example.com/callback", CallbackSecret: []byte(strings.Repeat("k", 32))}
+	raw := []byte(`{"S2SConfig":{"ProviderParams":{"app":{"appid":"test-app","token":"test-token"},"dialog":{"system_role":"现有人设","extra":{"model":"O"}}}},"MemoryConfig":{"Enable":false}}`)
+	agentRaw := []byte(`{"WelcomeMessage":"原开场","EnableConversationStateCallback":false}`)
+	baseBytes, agentBytes := string(raw), string(agentRaw)
+	welcome := "咱们聊会儿。"
+	guidance := strings.TrimSpace(eventTimeGuidance)
+	for _, override := range []*string{nil, &welcome} {
+		first, _, err := s.prepareConfiguration(raw, agentRaw, "first", "第一通的事实", override)
+		if err != nil {
+			t.Fatal(err)
+		}
+		role := eventTimeTestField(first, []string{"S2SConfig", "ProviderParams", "dialog", "system_role"})
+		text := role.(string)
+		if !strings.HasPrefix(text, "现有人设\n"+guidance) || strings.Count(text, guidance) != 1 || strings.Contains(text, "第一通的事实") {
+			t.Fatal("guidance missing or platform facts injected")
+		}
+		second, agent, err := s.prepareConfiguration(raw, agentRaw, "second", "第二通的事实", nil)
+		if err != nil {
+			t.Fatal(err)
+		}
+		role = eventTimeTestField(second, []string{"S2SConfig", "ProviderParams", "dialog", "system_role"})
+		if strings.Contains(role.(string), "第一通的事实") || strings.Count(role.(string), guidance) != 1 || agent["WelcomeMessage"] != "原开场" {
+			t.Fatal("prior call facts or opening leaked into next preparation")
+		}
+		var original map[string]any
+		if err := json.Unmarshal(raw, &original); err != nil {
+			t.Fatal(err)
+		}
+		for _, path := range [][]string{{"S2SConfig", "ProviderParams", "app"}, {"S2SConfig", "ProviderParams", "dialog", "extra"}, {"MemoryConfig"}} {
+			want := eventTimeTestField(original, path)
+			got := eventTimeTestField(second, path)
+			if !reflect.DeepEqual(got, want) {
+				t.Fatal("unrelated provider configuration changed", path)
+			}
+		}
+		if string(raw) != baseBytes || string(agentRaw) != agentBytes {
+			t.Fatal("saved persona configuration was mutated")
+		}
+	}
+	role := withEventTimeGuidance("现有人设")
+	if withEventTimeGuidance(role) != role {
+		t.Fatal("preparing an already guided role duplicates instructions")
+	}
+}
+
+func eventTimeTestField(root map[string]any, path []string) any {
+	var value any = root
+	for _, key := range path {
+		object, ok := value.(map[string]any)
+		if !ok {
+			return nil
+		}
+		value = object[key]
+	}
+	return value
+}