feat: add working routing graph editor

src/antigravity_provider/router/hermes_hub_app.py

@@ -631,6 +631,11 @@ class HermesHubApp(ctk.CTk):
             )
         elif action == "edit_route":
             self._show_toast("Редактор цепочки использует кнопки и селекторы; drag-and-drop отключён.")
+        elif action == "open_routing":
+            self._show_view("routing")
+            routing = self._views.get("routing")
+            if routing and hasattr(routing, "focus_role"):
+                routing.focus_role(data.get("role_id", ""))
         elif action == "save_settings":
 
             def _settings_saved(result: Tuple[bool, str]) -> None:

src/antigravity_provider/router/ui/add_account_wizard.py

@@ -24,9 +24,23 @@ from antigravity_provider.router.ui.theme import Theme
 from antigravity_provider.router.ui.components import HubButton, HubCard, HubEntry, HubModal
 from antigravity_provider.router.auto_assigner import AutoAssigner
 from antigravity_provider.router.profile_manager import ProfileAuthManager
+from antigravity_provider.router.router_config import load_router_config
 from antigravity_provider.router.unified_health import EventLogService
 
 
+def ensure_profile_in_routing(profile_id: str) -> tuple[bool, str]:
+    """Keep existing chain rank or route a newly introduced profile slot."""
+    config = load_router_config()
+    assigned_role = next(
+        (role_id for role_id, policy in config.roles.items() if profile_id in policy.preferred_chain),
+        "",
+    )
+    if assigned_role:
+        return True, f"Профиль уже входит в цепочку '{assigned_role}'"
+    _display_name, role_code, tier = AutoAssigner.get_display_name_and_role(profile_id)
+    return AutoAssigner.assign_profile_to_role(profile_id, role_code, is_primary=tier == "primary")
+
+
 class AddAccountWizard(HubModal):
     """4-Step Add Account Wizard with OAuth / API Key support and Auto-Assignment."""
 
@@ -1449,6 +1463,10 @@ class AddAccountWizard(HubModal):
         ).pack(side="right", padx=10, pady=10)
 
     def _finish(self):
+        # Most built-in slots already occur in a default chain.  Custom or
+        # repaired configs may not, so completion makes that invariant explicit
+        # without reordering a slot that is already assigned.
+        ensure_profile_in_routing(self.target_slot)
         EventLogService.get().log_event(
             event_type="ACCOUNT_CONNECTED",
             title=f"Подключен аккаунт {self.selected_provider}",

src/antigravity_provider/router/ui/routing_graph.py

@@ -0,0 +1,273 @@
+"""Versioned presentation model for the Team routing graph.
+
+The router YAML remains the source of truth for profiles and role chains.  This
+module stores only topology/layout metadata next to it and applies profile
+assignments through :class:`AutoAssigner`.
+"""
+
+from __future__ import annotations
+
+from dataclasses import asdict, dataclass, field
+import copy
+import json
+from pathlib import Path
+from typing import Any, Iterable, Optional
+from uuid import uuid4
+
+from antigravity_provider import paths
+from antigravity_provider.router.auto_assigner import AutoAssigner
+from antigravity_provider.router.router_config import RouterConfig, load_router_config
+
+SCHEMA_VERSION = 1
+EDGE_TYPES = ("PRIMARY", "FALLBACK", "DELEGATE")
+CANONICAL_ROLES = ("orchestrator", "coder-primary", "coder-secondary", "reviewer", "research", "fast")
+ROLE_LABELS = {
+    "orchestrator": "Оркестратор",
+    "coder-primary": "Основной кодер",
+    "coder-secondary": "Резервный кодер",
+    "reviewer": "Ревьюер",
+    "research": "Исследователь",
+    "fast": "Быстрый агент",
+}
+
+
+@dataclass
+class GraphNode:
+    role_id: str
+    x: float
+    y: float
+    label: str = ""
+
+
+@dataclass
+class GraphEdge:
+    source: str
+    target: str
+    edge_type: str = "DELEGATE"
+    profile_id: str = ""
+    edge_id: str = field(default_factory=lambda: uuid4().hex[:12])
+
+
+@dataclass
+class GraphIssue:
+    code: str
+    message: str
+    node_id: str = ""
+    edge_id: str = ""
+
+
+@dataclass
+class RoutingGraph:
+    schema_version: int = SCHEMA_VERSION
+    nodes: list[GraphNode] = field(default_factory=list)
+    edges: list[GraphEdge] = field(default_factory=list)
+    zoom: float = 1.0
+    viewport_x: float = 0.0
+    viewport_y: float = 0.0
+
+    def clone(self) -> "RoutingGraph":
+        return copy.deepcopy(self)
+
+    def to_dict(self) -> dict[str, Any]:
+        return asdict(self)
+
+    @classmethod
+    def from_dict(cls, value: dict[str, Any]) -> "RoutingGraph":
+        if int(value.get("schema_version", 0)) != SCHEMA_VERSION:
+            raise ValueError("Unsupported routing graph schema")
+        return cls(
+            schema_version=SCHEMA_VERSION,
+            nodes=[GraphNode(**item) for item in value.get("nodes", [])],
+            edges=[GraphEdge(**item) for item in value.get("edges", [])],
+            zoom=float(value.get("zoom", 1.0)),
+            viewport_x=float(value.get("viewport_x", 0.0)),
+            viewport_y=float(value.get("viewport_y", 0.0)),
+        )
+
+
+def default_graph(config: Optional[RouterConfig] = None) -> RoutingGraph:
+    """Migrate current configured roles without touching their chains."""
+    config = config or load_router_config()
+    roles = [role for role in CANONICAL_ROLES if role in config.roles]
+    roles.extend(role for role in config.roles if role not in roles)
+    nodes: list[GraphNode] = []
+    for index, role_id in enumerate(roles):
+        if role_id == "orchestrator":
+            x, y = 90.0, 240.0
+        else:
+            slot = index - (1 if "orchestrator" in roles else 0)
+            x, y = 390.0 + (slot // 3) * 300.0, 80.0 + (slot % 3) * 160.0
+        nodes.append(GraphNode(role_id, x, y, ROLE_LABELS.get(role_id, role_id)))
+    root = "orchestrator" if "orchestrator" in roles else (roles[0] if roles else "")
+    edges = [GraphEdge(root, role, "DELEGATE") for role in roles if root and role != root]
+    return RoutingGraph(nodes=nodes, edges=edges)
+
+
+class RoutingGraphStore:
+    def __init__(self, path: Optional[Path] = None):
+        self.path = path or (paths.get_hermes_home() / "routing_graph.json")
+
+    def load(self, config: Optional[RouterConfig] = None) -> RoutingGraph:
+        try:
+            return RoutingGraph.from_dict(json.loads(self.path.read_text(encoding="utf-8")))
+        except (OSError, ValueError, TypeError, KeyError, json.JSONDecodeError):
+            return default_graph(config)
+
+    def save(self, graph: RoutingGraph) -> None:
+        self.path.parent.mkdir(parents=True, exist_ok=True)
+        tmp = self.path.with_suffix(".json.tmp")
+        tmp.write_text(json.dumps(graph.to_dict(), ensure_ascii=False, indent=2), encoding="utf-8")
+        tmp.replace(self.path)
+
+
+def validate_graph(graph: RoutingGraph, config: Optional[RouterConfig] = None) -> list[GraphIssue]:
+    config = config or load_router_config()
+    issues: list[GraphIssue] = []
+    node_ids = [node.role_id for node in graph.nodes]
+    node_set = set(node_ids)
+    for role_id in sorted({item for item in node_ids if node_ids.count(item) > 1}):
+        issues.append(GraphIssue("duplicate-node", f"Роль {role_id} добавлена дважды", role_id))
+    if "orchestrator" not in node_set:
+        issues.append(GraphIssue("missing-orchestrator", "Отсутствует узел оркестратора"))
+    for node in graph.nodes:
+        policy = config.roles.get(node.role_id)
+        if policy is None:
+            issues.append(GraphIssue("missing-role", f"Роль {node.role_id} отсутствует в конфигурации", node.role_id))
+        elif not policy.preferred_chain:
+            issues.append(GraphIssue("empty-chain", f"У роли {node.label or node.role_id} нет профилей", node.role_id))
+        else:
+            for profile_id in policy.preferred_chain:
+                if profile_id not in config.profiles:
+                    issues.append(
+                        GraphIssue("missing-profile", f"Профиль {profile_id} не существует", node.role_id)
+                    )
+    seen_edges: set[tuple[str, str, str, str]] = set()
+    adjacency: dict[str, list[str]] = {node_id: [] for node_id in node_set}
+    for edge in graph.edges:
+        key = (edge.source, edge.target, edge.edge_type, edge.profile_id)
+        if key in seen_edges:
+            issues.append(GraphIssue("duplicate-edge", "Дублирующая связь", edge_id=edge.edge_id))
+        seen_edges.add(key)
+        if edge.edge_type not in EDGE_TYPES:
+            issues.append(GraphIssue("edge-type", f"Неизвестный тип {edge.edge_type}", edge_id=edge.edge_id))
+        if edge.source not in node_set or edge.target not in node_set:
+            issues.append(GraphIssue("dangling-edge", "Связь ведёт к отсутствующей роли", edge_id=edge.edge_id))
+            continue
+        adjacency[edge.source].append(edge.target)
+        if edge.profile_id and edge.profile_id not in config.profiles:
+            issues.append(GraphIssue("missing-profile", f"Профиль {edge.profile_id} не существует", edge.target, edge.edge_id))
+
+    visited: set[str] = set()
+    active: set[str] = set()
+
+    def visit(role_id: str) -> None:
+        if role_id in active:
+            issues.append(GraphIssue("cycle", f"Цикл маршрутизации через {role_id}", role_id))
+            return
+        if role_id in visited:
+            return
+        visited.add(role_id)
+        active.add(role_id)
+        for target in adjacency.get(role_id, []):
+            visit(target)
+        active.remove(role_id)
+
+    if "orchestrator" in node_set:
+        visit("orchestrator")
+        for role_id in sorted(node_set - visited):
+            issues.append(GraphIssue("unreachable", f"Роль {role_id} недостижима от оркестратора", role_id))
+    return issues
+
+
+class RoutingGraphController:
+    """Undoable graph editor whose assignments go through AutoAssigner."""
+
+    def __init__(self, store: Optional[RoutingGraphStore] = None):
+        self.store = store or RoutingGraphStore()
+        self.graph = self.store.load()
+        self._undo: list[RoutingGraph] = []
+        self._redo: list[RoutingGraph] = []
+        self.dirty = False
+
+    def _checkpoint(self) -> None:
+        self._undo.append(self.graph.clone())
+        self._undo = self._undo[-50:]
+        self._redo.clear()
+        self.dirty = True
+
+    def move_node(self, role_id: str, x: float, y: float) -> None:
+        node = next((item for item in self.graph.nodes if item.role_id == role_id), None)
+        if node and (node.x, node.y) != (x, y):
+            self._checkpoint()
+            node.x, node.y = x, y
+
+    def add_edge(self, source: str, target: str, edge_type: str, profile_id: str = "") -> tuple[bool, str]:
+        if edge_type not in EDGE_TYPES:
+            return False, "Неизвестный тип связи"
+        self._checkpoint()
+        self.graph.edges.append(GraphEdge(source, target, edge_type, profile_id))
+        if profile_id and edge_type in {"PRIMARY", "FALLBACK"}:
+            ok, message = AutoAssigner.assign_profile_to_role(profile_id, target, edge_type == "PRIMARY")
+            if not ok:
+                self.undo()
+                return False, message
+        return True, "Связь добавлена"
+
+    def delete_edge(self, edge_id: str) -> None:
+        if any(edge.edge_id == edge_id for edge in self.graph.edges):
+            self._checkpoint()
+            self.graph.edges = [edge for edge in self.graph.edges if edge.edge_id != edge_id]
+
+    def set_edge_type(
+        self, edge_id: str, edge_type: str, profile_id: Optional[str] = None
+    ) -> tuple[bool, str]:
+        edge = next((item for item in self.graph.edges if item.edge_id == edge_id), None)
+        if edge is None or edge_type not in EDGE_TYPES:
+            return False, "Связь не найдена"
+        self._checkpoint()
+        edge.edge_type = edge_type
+        if profile_id is not None:
+            edge.profile_id = profile_id
+        if edge.profile_id and edge_type in {"PRIMARY", "FALLBACK"}:
+            ok, message = AutoAssigner.assign_profile_to_role(edge.profile_id, edge.target, edge_type == "PRIMARY")
+            if not ok:
+                self.undo()
+            return ok, message
+        return True, "Тип связи изменён"
+
+    def auto_layout(self) -> None:
+        self._checkpoint()
+        root = next((node for node in self.graph.nodes if node.role_id == "orchestrator"), None)
+        if root:
+            root.x, root.y = 80.0, 240.0
+        others = [node for node in self.graph.nodes if node.role_id != "orchestrator"]
+        for index, node in enumerate(others):
+            node.x = 390.0 + (index // 4) * 290.0
+            node.y = 55.0 + (index % 4) * 135.0
+
+    def undo(self) -> bool:
+        if not self._undo:
+            return False
+        self._redo.append(self.graph.clone())
+        self.graph = self._undo.pop()
+        self.dirty = True
+        return True
+
+    def redo(self) -> bool:
+        if not self._redo:
+            return False
+        self._undo.append(self.graph.clone())
+        self.graph = self._redo.pop()
+        self.dirty = True
+        return True
+
+    def save(self) -> list[GraphIssue]:
+        issues = validate_graph(self.graph)
+        if not issues:
+            self.store.save(self.graph)
+            self.dirty = False
+        return issues
+
+    def role_chain(self, role_id: str) -> Iterable[str]:
+        policy = load_router_config().roles.get(role_id)
+        return tuple(policy.preferred_chain if policy else ())

src/antigravity_provider/router/ui/views/dashboard_view.py

@@ -9,7 +9,7 @@ import customtkinter as ctk
 
 from antigravity_provider.router.state_store import HubSnapshot
 from antigravity_provider.router.ui.assets import AssetManager
-from antigravity_provider.router.ui.components import HubCard
+from antigravity_provider.router.ui.components import HubButton, HubCard
 from antigravity_provider.router.ui.theme import Theme
 
 
@@ -373,6 +373,28 @@ class DashboardView(ctk.CTkFrame):
         # Kept as a presentation-state probe for tests/accessibility; the same
         # status is rendered once in the global header, as in the approved mockup.
 
+        self.empty_state = HubCard(self.scroll, border_color=Theme.BORDER_ACCENT, fg_color=Theme.ACCENT_DIM)
+        empty_copy = ctk.CTkFrame(self.empty_state, fg_color="transparent")
+        empty_copy.pack(side="left", fill="x", expand=True, padx=14, pady=10)
+        ctk.CTkLabel(
+            empty_copy,
+            text="Подключите первый аккаунт",
+            font=Theme.font_heading(),
+            text_color=Theme.TEXT_PRIMARY,
+        ).pack(anchor="w")
+        ctk.CTkLabel(
+            empty_copy,
+            text="Hermes назначит профиль роли и покажет реальную квоту, модель и цепочку отказоустойчивости.",
+            font=Theme.font_caption(),
+            text_color=Theme.TEXT_SECONDARY,
+        ).pack(anchor="w", pady=(2, 0))
+        HubButton(
+            self.empty_state,
+            text="Добавить аккаунт",
+            variant="primary",
+            command=lambda: self.on_action("add_account", {}) if self.on_action else None,
+        ).pack(side="right", padx=12, pady=10)
+
         self.metrics = ctk.CTkFrame(self.scroll, fg_color="transparent")
         self.metrics.pack(fill="x", pady=(0, 8))
         for column in range(5):
@@ -507,6 +529,10 @@ class DashboardView(ctk.CTkFrame):
             text_color=Theme.STATUS_WARNING if snapshot.is_stale else Theme.STATUS_HEALTHY,
         )
         readiness = snapshot.readiness
+        if readiness.accounts_connected_count == 0:
+            self.empty_state.pack(fill="x", pady=(0, 8), before=self.metrics)
+        else:
+            self.empty_state.pack_forget()
         telemetry = dict(snapshot.metrics.get("telemetry") or {})
         global_telemetry = dict(telemetry.get("global") or {})
         provider_telemetry = dict(telemetry.get("by_provider") or {})

src/antigravity_provider/router/ui/views/routing_view.py

@@ -3,6 +3,7 @@
 from __future__ import annotations
 
 from typing import Any, Callable, Dict, Optional
+import tkinter as tk
 
 import customtkinter as ctk
 
@@ -90,6 +91,19 @@ class RoutingView(ctk.CTkFrame):
         self.scroll = ctk.CTkScrollableFrame(self, fg_color="transparent")
         self.scroll.pack(fill="both", expand=True, padx=Theme.PAGE_PAD_X, pady=(0, Theme.PAGE_PAD_Y))
 
+    def focus_role(self, role_id: str) -> None:
+        """Focus the existing route editor/card selected in the graph inspector."""
+        widget = self._role_widgets.get(role_id)
+        if not widget:
+            return
+        for current in self._role_widgets.values():
+            current.configure(border_color=Theme.BORDER)
+        widget.configure(border_color=Theme.BORDER_ACCENT)
+        try:
+            self.scroll._parent_canvas.yview_moveto(max(0.0, widget.winfo_y() / max(1, self.scroll.winfo_height())))
+        except (AttributeError, tk.TclError):
+            pass
+
     def update_data(self, snapshot: Optional[HubSnapshot] = None) -> None:
         if not isinstance(snapshot, HubSnapshot):
             return

src/antigravity_provider/router/ui/views/team_view.py

@@ -3,6 +3,7 @@
 from __future__ import annotations
 
 from typing import Any, Callable, Dict, List, Optional
+import tkinter as tk
 import customtkinter as ctk
 
 from antigravity_provider.router.ui.theme import Theme
@@ -24,6 +25,17 @@ from antigravity_provider.router.unified_health import (
     STATUS_AUTH_EXPIRED,
 )
 from antigravity_provider.router.state_store import HubSnapshot
+from antigravity_provider.router.event_bus import (
+    EVENT_ACCOUNT_ADDED,
+    EVENT_ACCOUNT_AUTH_CHANGED,
+    EVENT_ACCOUNT_REMOVED,
+    EVENT_ACCOUNT_UPDATED,
+    EVENT_QUOTA_UPDATED,
+    EVENT_ROUTING_UPDATED,
+    EventBus,
+)
+from antigravity_provider.router.router_config import load_router_config
+from antigravity_provider.router.ui.routing_graph import EDGE_TYPES, GraphIssue, RoutingGraphController
 
 
 class AgentCardWidget(HubCard):
@@ -247,153 +259,548 @@ class AgentCardWidget(HubCard):
 
 
 class TeamView(ctk.CTkFrame):
+    """Interactive canvas over the existing router role/profile chains."""
+
+    NODE_W = 218
+    NODE_H = 104
+
     def __init__(
         self, master: Any, app_state: Optional[Dict[str, Any]] = None, on_action: Optional[Callable] = None, **kwargs
     ):
         super().__init__(master=master, fg_color="transparent", **kwargs)
         self.app_state = app_state or {}
         self.on_action = on_action
-        self._card_widgets: Dict[str, AgentCardWidget] = {}
+        self.controller = RoutingGraphController()
+        self.snapshot: Optional[HubSnapshot] = None
+        self._live_pipelines: Dict[str, Any] = {}
+        self._quota_overrides: Dict[str, Any] = {}
+        self.selected_role = "orchestrator"
+        self.selected_edge = ""
+        self._drag_role = ""
+        self._drag_origin = (0.0, 0.0)
+        self._drag_node_origin = (0.0, 0.0)
+        self._node_items: Dict[str, tuple[int, ...]] = {}
+        self._edge_items: Dict[str, tuple[int, ...]] = {}
+        self._event_bus = EventBus.get()
+        self._subscribed = False
         self._build_static_layout()
-        self.update_data()
+        self._subscribe_runtime_events()
+        self._draw_graph(rebuild=True)
+        self.after(20, self._restore_viewport)
 
-    def _build_static_layout(self):
+    def destroy(self):
-        # ── 1. Top Section Header ──
+        if self._subscribed:
-        header_frame = ctk.CTkFrame(self, fg_color="transparent")
+            for name in self._runtime_events():
-        header_frame.pack(fill="x", padx=20, pady=(16, 12))
+                self._event_bus.unsubscribe(name, self._on_runtime_event)
+            self._subscribed = False
+        super().destroy()
 
-        left_titles = ctk.CTkFrame(header_frame, fg_color="transparent")
+    @staticmethod
-        left_titles.pack(side="left")
+    def _runtime_events() -> tuple[str, ...]:
+        return (
+            EVENT_ROUTING_UPDATED,
+            EVENT_QUOTA_UPDATED,
+            EVENT_ACCOUNT_ADDED,
+            EVENT_ACCOUNT_UPDATED,
+            EVENT_ACCOUNT_REMOVED,
+            EVENT_ACCOUNT_AUTH_CHANGED,
+        )
 
-        ctk.CTkLabel(
+    def _subscribe_runtime_events(self) -> None:
-            left_titles,
+        if self._subscribed:
-            text="Команда агентов",
+            return
-            font=Theme.font_title_page(),
+        for name in self._runtime_events():
-            text_color=Theme.TEXT_PRIMARY,
+            self._event_bus.subscribe(name, self._on_runtime_event)
-        ).pack(anchor="w")
+        self._subscribed = True
 
-        ctk.CTkLabel(
+    def _build_static_layout(self) -> None:
-            left_titles,
+        header = ctk.CTkFrame(self, fg_color="transparent")
-            text="Управляйте командой Hermes и их ролями",
+        header.pack(fill="x", padx=Theme.PAGE_PAD_X, pady=(12, 8))
-            font=Theme.font_caption(),
+        titles = ctk.CTkFrame(header, fg_color="transparent")
-            text_color=Theme.TEXT_MUTED,
+        titles.pack(side="left")
-        ).pack(anchor="w", pady=(2, 0))
+        ctk.CTkLabel(titles, text="Граф маршрутизации", font=Theme.font_title_page(), text_color=Theme.TEXT_PRIMARY).pack(
+            anchor="w"
+        )
+        self.state_label = ctk.CTkLabel(
+            titles, text="Роли и реальные failover-цепочки", font=Theme.font_caption(), text_color=Theme.TEXT_MUTED
+        )
+        self.state_label.pack(anchor="w")
+        actions = ctk.CTkFrame(header, fg_color="transparent")
+        actions.pack(side="right")
+        for text, command in (
+            ("↶", self._undo),
+            ("↷", self._redo),
+            ("Авто", self._auto_layout),
+            ("Вписать", self.fit_to_screen),
+            ("Сохранить", self._save),
+        ):
+            HubButton(actions, text=text, variant="primary" if text == "Сохранить" else "secondary", command=command).pack(
+                side="left", padx=3
+            )
 
-        right_actions = ctk.CTkFrame(header_frame, fg_color="transparent")
+        toolbar = ctk.CTkFrame(self, fg_color=Theme.SURFACE, corner_radius=Theme.RADIUS_SM)
-        right_actions.pack(side="right")
+        toolbar.pack(fill="x", padx=Theme.PAGE_PAD_X, pady=(0, 7))
+        self.search = ctk.CTkEntry(toolbar, placeholder_text="Найти роль или профиль…", width=250)
+        self.search.pack(side="left", padx=8, pady=6)
+        self.search.bind("<Return>", self._search)
+        ctk.CTkLabel(toolbar, text="Связь", font=Theme.font_caption(), text_color=Theme.TEXT_MUTED).pack(
+            side="left", padx=(8, 4)
+        )
+        self.edge_type = ctk.CTkOptionMenu(toolbar, values=list(EDGE_TYPES), width=112)
+        self.edge_type.set("DELEGATE")
+        self.edge_type.pack(side="left", pady=6)
+        roles = [node.role_id for node in self.controller.graph.nodes] or ["orchestrator"]
+        self.edge_target = ctk.CTkOptionMenu(toolbar, values=roles, width=135)
+        self.edge_target.set(next((role for role in roles if role != self.selected_role), roles[0]))
+        self.edge_target.pack(side="left", padx=(5, 0), pady=6)
+        profile_ids = list(load_router_config().profiles) or ["—"]
+        self.edge_profile = ctk.CTkOptionMenu(toolbar, values=["—", *profile_ids], width=140)
+        self.edge_profile.set("—")
+        self.edge_profile.pack(side="left", padx=(5, 0), pady=6)
+        HubButton(toolbar, text="Соединить", variant="secondary", command=self._connect_selected).pack(
+            side="left", padx=5
+        )
+        HubButton(toolbar, text="Изменить", variant="secondary", command=self._change_selected_edge).pack(
+            side="left", padx=(0, 5)
+        )
+        self.zoom_label = ctk.CTkLabel(toolbar, text="100%", font=Theme.font_caption(), text_color=Theme.TEXT_SECONDARY)
+        self.zoom_label.pack(side="right", padx=10)
 
+        body = ctk.CTkFrame(self, fg_color="transparent")
+        body.pack(fill="both", expand=True, padx=Theme.PAGE_PAD_X, pady=(0, Theme.PAGE_PAD_Y))
+        body.grid_rowconfigure(0, weight=1)
+        body.grid_columnconfigure(0, weight=4)
+        body.grid_columnconfigure(1, weight=1)
+        canvas_frame = ctk.CTkFrame(body, fg_color=Theme.SURFACE_MUTED, border_width=1, border_color=Theme.BORDER)
+        canvas_frame.grid(row=0, column=0, sticky="nsew", padx=(0, 8))
+        self.canvas = tk.Canvas(
+            canvas_frame,
+            bg=Theme.SURFACE_MUTED,
+            highlightthickness=0,
+            xscrollincrement=1,
+            yscrollincrement=1,
+            scrollregion=(0, 0, 1800, 1200),
+        )
+        self.canvas.pack(fill="both", expand=True)
+        self.canvas.bind("<ButtonPress-1>", self._on_press)
+        self.canvas.bind("<B1-Motion>", self._on_drag)
+        self.canvas.bind("<ButtonRelease-1>", self._on_release)
+        self.canvas.bind("<MouseWheel>", self._on_zoom)
+        self.canvas.bind("<ButtonPress-2>", self._start_pan)
+        self.canvas.bind("<B2-Motion>", self._pan)
+        self.canvas.bind("<ButtonRelease-2>", self._end_pan)
+        self.canvas.bind("<Control-z>", lambda _e: self._undo())
+        self.canvas.bind("<Control-y>", lambda _e: self._redo())
+        self.canvas.bind("<Delete>", self._delete_selected_edge)
+        self.canvas.focus_set()
+
+        self.minimap = tk.Canvas(canvas_frame, width=155, height=95, bg=Theme.SURFACE, highlightthickness=1)
+        self.minimap.place(relx=1.0, rely=1.0, x=-12, y=-12, anchor="se")
+
+        self.inspector = ctk.CTkFrame(body, fg_color=Theme.SURFACE, border_width=1, border_color=Theme.BORDER)
+        self.inspector.grid(row=0, column=1, sticky="nsew")
+        self.inspector_title = ctk.CTkLabel(
+            self.inspector, text="Инспектор роли", font=Theme.font_heading(), text_color=Theme.TEXT_PRIMARY
+        )
+        self.inspector_title.pack(anchor="w", padx=12, pady=(12, 2))
+        self.inspector_status = ctk.CTkLabel(
+            self.inspector, text="", justify="left", anchor="w", font=Theme.font_caption(), text_color=Theme.TEXT_MUTED
+        )
+        self.inspector_status.pack(fill="x", padx=12, pady=(0, 8))
+        self.chain_frame = ctk.CTkScrollableFrame(self.inspector, fg_color="transparent")
+        self.chain_frame.pack(fill="both", expand=True, padx=8)
         HubButton(
-            right_actions,
+            self.inspector,
-            text="+ Добавить агент",
+            text="Открыть маршрутизацию",
             variant="primary",
-            height=Theme.HEIGHT_BTN_MD,
+            command=lambda: self._trigger_action("open_routing", {"role_id": self.selected_role}),
-            command=lambda: self._trigger_action("add_account", {}),
+        ).pack(fill="x", padx=10, pady=10)
-        ).pack(side="left", padx=(0, 8))
 
-        ctk.CTkButton(
+    def _world(self, x: float, y: float) -> tuple[float, float]:
-            right_actions,
+        zoom = self.controller.graph.zoom
-            text="⋮",
+        return self.canvas.canvasx(x) / zoom, self.canvas.canvasy(y) / zoom
-            width=38,
-            height=Theme.HEIGHT_BTN_MD,
-            fg_color=Theme.SURFACE,
-            hover_color=Theme.SURFACE_HOVER,
-            text_color=Theme.TEXT_PRIMARY,
-            font=("Segoe UI", 14, "bold"),
-            corner_radius=Theme.RADIUS_SM,
-            command=lambda: self._trigger_action("auto_assign_all", {}),
-        ).pack(side="left")
 
-        # ── Scrollable Body ──
+    def _on_press(self, event: Any) -> None:
-        self.scroll = ctk.CTkScrollableFrame(self, fg_color="transparent")
+        item = self.canvas.find_closest(self.canvas.canvasx(event.x), self.canvas.canvasy(event.y))
-        self.scroll.pack(fill="both", expand=True, padx=15, pady=(0, 8))
+        tags = self.canvas.gettags(item)
+        edge = next((tag[5:] for tag in tags if tag.startswith("edge:")), "")
+        if edge:
+            self.selected_edge = edge
+            selected = next((item for item in self.controller.graph.edges if item.edge_id == edge), None)
+            if selected:
+                self.edge_type.set(selected.edge_type)
+                self.edge_target.set(selected.target)
+                self.edge_profile.set(selected.profile_id or "—")
+            self._draw_graph(rebuild=True)
+            return
+        role = next((tag[5:] for tag in tags if tag.startswith("role:")), "")
+        if role:
+            self.selected_role = role
+            self.selected_edge = ""
+            self._drag_role = role
+            self._drag_origin = self._world(event.x, event.y)
+            node = next((item for item in self.controller.graph.nodes if item.role_id == role), None)
+            self._drag_node_origin = (node.x, node.y) if node else (0.0, 0.0)
+            self._update_inspector()
+            self._update_live_styles()
 
-        # ── 2. Top 4 Metric Cards (Real Readiness) ──
+    def _on_drag(self, event: Any) -> None:
-        metrics_grid = ctk.CTkFrame(self.scroll, fg_color="transparent")
+        if not self._drag_role:
-        metrics_grid.pack(fill="x", pady=(0, 16))
+            return
-        for i in range(4):
+        node = next((n for n in self.controller.graph.nodes if n.role_id == self._drag_role), None)
-            metrics_grid.grid_columnconfigure(i, weight=1)
+        if not node:
+            return
+        x, y = self._world(event.x, event.y)
+        dx, dy = x - self._drag_origin[0], y - self._drag_origin[1]
+        self._drag_origin = (x, y)
+        node.x += dx
+        node.y += dy
+        self.controller.dirty = True
+        self._draw_graph(rebuild=True)
 
-        self.m1 = HubMetricCard(
+    def _on_release(self, _event: Any) -> None:
-            metrics_grid, title="АГЕНТЫ", value="0/6", subtext="готовы к работе", icon="👥", accent=True
+        if self._drag_role:
+            node = next((n for n in self.controller.graph.nodes if n.role_id == self._drag_role), None)
+            if node:
+                final_x, final_y = node.x, node.y
+                node.x, node.y = self._drag_node_origin
+                self.controller.move_node(node.role_id, final_x, final_y)
+            self._drag_role = ""
+            self._set_dirty_text()
+
+    def _on_zoom(self, event: Any) -> str:
+        factor = 1.1 if event.delta > 0 else 0.9
+        self.controller.graph.zoom = max(0.45, min(1.8, self.controller.graph.zoom * factor))
+        self.controller.dirty = True
+        self._draw_graph(rebuild=True)
+        self._set_dirty_text()
+        return "break"
+
+    def _start_pan(self, event: Any) -> None:
+        self.canvas.scan_mark(event.x, event.y)
+
+    def _pan(self, event: Any) -> None:
+        self.canvas.scan_dragto(event.x, event.y, gain=1)
+
+    def _end_pan(self, _event: Any) -> None:
+        zoom = self.controller.graph.zoom
+        self.controller.graph.viewport_x = self.canvas.canvasx(0) / zoom
+        self.controller.graph.viewport_y = self.canvas.canvasy(0) / zoom
+        self.controller.dirty = True
+        self._set_dirty_text()
+
+    def _restore_viewport(self) -> None:
+        graph = self.controller.graph
+        z = graph.zoom
+        self.canvas.xview_moveto(max(0.0, graph.viewport_x * z / 1800.0))
+        self.canvas.yview_moveto(max(0.0, graph.viewport_y * z / 1200.0))
+
+    def _node_coords(self, role_id: str) -> tuple[float, float, float, float]:
+        node = next(item for item in self.controller.graph.nodes if item.role_id == role_id)
+        z = self.controller.graph.zoom
+        return node.x * z, node.y * z, (node.x + self.NODE_W) * z, (node.y + self.NODE_H) * z
+
+    def _draw_graph(self, rebuild: bool = True) -> None:
+        if rebuild:
+            self.canvas.delete("all")
+            self._node_items.clear()
+            self._edge_items.clear()
+        z = self.controller.graph.zoom
+        for edge in self.controller.graph.edges:
+            try:
+                sx1, sy1, sx2, sy2 = self._node_coords(edge.source)
+                tx1, ty1, _tx2, ty2 = self._node_coords(edge.target)
+            except StopIteration:
+                continue
+            start = (sx2, (sy1 + sy2) / 2)
+            end = (tx1, (ty1 + ty2) / 2)
+            dash = () if edge.edge_type == "PRIMARY" else (7, 4) if edge.edge_type == "FALLBACK" else (2, 4)
+            width = 3 if edge.edge_type == "PRIMARY" else 2
+            line = self.canvas.create_line(
+                *start,
+                *end,
+                smooth=True,
+                arrow="last",
+                width=width,
+                dash=dash,
+                fill=Theme.ACCENT if edge.edge_id == self.selected_edge else Theme.TEXT_ACCENT,
+                tags=(f"edge:{edge.edge_id}", "edge"),
+            )
+            label = self.canvas.create_text(
+                (start[0] + end[0]) / 2,
+                (start[1] + end[1]) / 2 - 9,
+                text=edge.edge_type,
+                fill=Theme.TEXT_MUTED,
+                font=("Segoe UI", max(7, int(8 * z)), "bold"),
+                tags=(f"edge:{edge.edge_id}", "edge"),
+            )
+            self._edge_items[edge.edge_id] = (line, label)
+        config = load_router_config()
+        for node in self.controller.graph.nodes:
+            x1, y1, x2, y2 = self._node_coords(node.role_id)
+            pipeline = self._pipeline_for(node.role_id)
+            active = pipeline.active_profile_id if pipeline else ""
+            chain = list(config.roles.get(node.role_id).preferred_chain) if node.role_id in config.roles else []
+            selected = node.role_id == self.selected_role
+            rect = self.canvas.create_rectangle(
+                x1,
+                y1,
+                x2,
+                y2,
+                width=2 if selected else 1,
+                outline=Theme.ACCENT if selected else Theme.BORDER,
+                fill=Theme.SURFACE,
+                tags=(f"role:{node.role_id}", "node"),
+            )
+            title = self.canvas.create_text(
+                x1 + 12 * z,
+                y1 + 17 * z,
+                anchor="w",
+                text=node.label or node.role_id,
+                fill=Theme.TEXT_PRIMARY,
+                font=("Segoe UI", max(9, int(11 * z)), "bold"),
+                tags=(f"role:{node.role_id}", "node"),
+            )
+            active_text = f"Активен: {active}" if active else "Активный профиль: Н/Д"
+            meta = self.canvas.create_text(
+                x1 + 12 * z,
+                y1 + 43 * z,
+                anchor="w",
+                text=active_text,
+                fill=Theme.STATUS_HEALTHY if active else Theme.TEXT_MUTED,
+                font=("Segoe UI", max(7, int(8 * z))),
+                tags=(f"role:{node.role_id}", "node"),
+            )
+            chain_text = " → ".join(chain[:3]) if chain else "Нет профилей"
+            chain_item = self.canvas.create_text(
+                x1 + 12 * z,
+                y1 + 68 * z,
+                anchor="w",
+                width=(self.NODE_W - 24) * z,
+                text=chain_text,
+                fill=Theme.TEXT_SECONDARY,
+                font=("Segoe UI", max(7, int(8 * z))),
+                tags=(f"role:{node.role_id}", "node"),
+            )
+            self._node_items[node.role_id] = (rect, title, meta, chain_item)
+        self.zoom_label.configure(text=f"{self.controller.graph.zoom * 100:.0f}%")
+        bounds = self.canvas.bbox("all")
+        if bounds:
+            self.canvas.configure(scrollregion=(0, 0, max(1800, bounds[2] + 120), max(1200, bounds[3] + 120)))
+        self._draw_minimap()
+        self._update_inspector()
+
+    def _draw_minimap(self) -> None:
+        self.minimap.delete("all")
+        if not self.controller.graph.nodes:
+            return
+        max_x = max(node.x for node in self.controller.graph.nodes) + self.NODE_W
+        max_y = max(node.y for node in self.controller.graph.nodes) + self.NODE_H
+        scale = min(145 / max(max_x, 1), 85 / max(max_y, 1))
+        for node in self.controller.graph.nodes:
+            self.minimap.create_rectangle(
+                5 + node.x * scale,
+                5 + node.y * scale,
+                5 + (node.x + self.NODE_W) * scale,
+                5 + (node.y + self.NODE_H) * scale,
+                outline=Theme.ACCENT if node.role_id == self.selected_role else Theme.BORDER,
+                fill=Theme.SURFACE_MUTED,
+            )
+
+    def _update_inspector(self) -> None:
+        for child in self.chain_frame.winfo_children():
+            child.destroy()
+        role = self.selected_role
+        pipeline = self._pipeline_for(role)
+        node = next((item for item in self.controller.graph.nodes if item.role_id == role), None)
+        self.inspector_title.configure(text=node.label if node else role)
+        self.inspector_status.configure(
+            text=f"Активный: {pipeline.active_profile_id if pipeline and pipeline.active_profile_id else 'Н/Д'}"
         )
-        self.m1.grid(row=0, column=0, padx=6, sticky="nsew")
+        config = load_router_config()
+        policy = config.roles.get(role)
+        chain = list(policy.preferred_chain) if policy else []
+        live_nodes = {item.profile_id: item for item in pipeline.nodes} if pipeline else {}
+        for index, profile_id in enumerate(chain):
+            profile = config.profiles.get(profile_id)
+            live = live_nodes.get(profile_id)
+            card = HubCard(self.chain_frame)
+            card.pack(fill="x", pady=4)
+            rank = "PRIMARY" if index == 0 else f"FALLBACK {index}"
+            ctk.CTkLabel(card, text=rank, font=Theme.font_micro(), text_color=Theme.TEXT_ACCENT).pack(
+                anchor="w", padx=8, pady=(6, 0)
+            )
+            ctk.CTkLabel(
+                card, text=profile_id, font=Theme.font_body_bold(), text_color=Theme.TEXT_PRIMARY
+            ).pack(anchor="w", padx=8)
+            provider = profile.provider if profile else "Н/Д"
+            model = live.model if live else (profile.preferred_models[0] if profile and profile.preferred_models else "Н/Д")
+            identity = live.account_identity if live and live.account_identity else "Аккаунт: Н/Д"
+            quota = live.quota_status if live else "Н/Д"
+            if profile_id in self._quota_overrides:
+                raw_quota = self._quota_overrides[profile_id]
+                quota = getattr(raw_quota, "status", None) or getattr(raw_quota, "quota_status", None) or quota
+            if str(quota).strip().lower() in {"", "unknown", "none", "not_configured"}:
+                quota = "Н/Д"
+            reason = live.failover_reason if live and live.failover_reason else "Н/Д"
+            ctk.CTkLabel(
+                card,
+                text=f"{provider} • {model}\n{identity}\nКвота: {quota}\nFailover: {reason}",
+                justify="left",
+                anchor="w",
+                font=Theme.font_micro(),
+                text_color=Theme.TEXT_SECONDARY,
+            ).pack(fill="x", padx=8, pady=(2, 7))
+        if not chain:
+            ctk.CTkLabel(
+                self.chain_frame, text="Профили не назначены", font=Theme.font_caption(), text_color=Theme.STATUS_WARNING
+            ).pack(anchor="w", padx=6, pady=8)
 
-        self.m2 = HubMetricCard(metrics_grid, title="АККАУНТЫ", value="0/16", subtext="подключено", icon="💼")
+    def _on_runtime_event(self, name: str, data: Any) -> None:
-        self.m2.grid(row=0, column=1, padx=6, sticky="nsew")
+        # EventBus may publish from a worker. Tk mutation is always marshalled.
+        try:
+            self.after(0, lambda: self._apply_runtime_event(name, data))
+        except Exception:
+            pass
 
-        self.m3 = HubMetricCard(metrics_grid, title="ПРОВАЙДЕРЫ", value="3/3", subtext="доступно", icon="⚛")
+    def _apply_runtime_event(self, name: str, data: Any) -> None:
-        self.m3.grid(row=0, column=2, padx=6, sticky="nsew")
+        payload = data if isinstance(data, dict) else {}
+        if name == EVENT_ROUTING_UPDATED and payload.get("pipeline") is not None:
+            self._live_pipelines[str(payload.get("role_id", ""))] = payload["pipeline"]
+        elif name == EVENT_QUOTA_UPDATED and payload.get("profile_id"):
+            self._quota_overrides[str(payload["profile_id"])] = payload.get("quota_snapshot") or payload.get("snapshot")
+        self._update_live_styles()
 
-        self.m4 = HubMetricCard(
+    def _pipeline_for(self, role_id: str) -> Any:
-            metrics_grid, title="СОСТОЯНИЕ", value="Healthy", subtext="Все системы работают", icon="🛡️"
+        if role_id in self._live_pipelines:
-        )
+            return self._live_pipelines[role_id]
-        self.m4.grid(row=0, column=3, padx=6, sticky="nsew")
+        return self.snapshot.routing.get(role_id) if self.snapshot else None
 
-        # ── 3. Hierarchy: orchestrator → role agents ──
+    def _update_live_styles(self) -> None:
-        ctk.CTkLabel(
+        """Update existing canvas items; runtime events never rebuild the canvas."""
-            self.scroll,
+        if not self.snapshot:
-            text="ОРКЕСТРАТОР",
+            return
-            font=Theme.font_micro(),
+        for role_id, items in self._node_items.items():
-            text_color=Theme.TEXT_MUTED,
+            pipeline = self._pipeline_for(role_id)
-        ).pack(anchor="w", padx=Theme.SPACE_XS)
+            active = pipeline.active_profile_id if pipeline else ""
-        self.orchestrator_grid = ctk.CTkFrame(self.scroll, fg_color="transparent")
+            self.canvas.itemconfigure(items[0], outline=Theme.ACCENT if role_id == self.selected_role else Theme.BORDER)
-        self.orchestrator_grid.pack(fill="x", pady=(Theme.SPACE_XS, Theme.SECTION_GAP))
+            self.canvas.itemconfigure(items[2], text=f"Активен: {active}" if active else "Активный профиль: Н/Д")
-        self.orchestrator_grid.grid_columnconfigure(0, weight=1)
+        self._update_inspector()
 
-        ctk.CTkLabel(
+    def update_data(self, snapshot: Optional[Any] = None) -> None:
-            self.scroll,
-            text="РОЛИ И АГЕНТЫ",
-            font=Theme.font_micro(),
-            text_color=Theme.TEXT_MUTED,
-        ).pack(anchor="w", padx=Theme.SPACE_XS)
-        self.cards_grid = ctk.CTkFrame(self.scroll, fg_color="transparent")
-        self.cards_grid.pack(fill="both", expand=True)
-        for col_idx in range(3):
-            self.cards_grid.grid_columnconfigure(col_idx, weight=1)
-
-    def update_data(self, snapshot: Optional[Any] = None):
         if not isinstance(snapshot, HubSnapshot):
             return
+        self.snapshot = snapshot
+        self._live_pipelines = {
+            role_id: pipeline
+            for role_id, pipeline in self._live_pipelines.items()
+            if role_id in snapshot.routing and pipeline is not snapshot.routing[role_id]
+        }
+        if set(snapshot.routing) != set(self._node_items):
+            self._draw_graph(rebuild=True)
+        else:
+            self._update_live_styles()
 
-        readiness = snapshot.readiness
+    def _search(self, _event: Any = None) -> str:
-        agents = snapshot.agents
+        query = self.search.get().strip().lower()
+        config = load_router_config()
+        for node in self.controller.graph.nodes:
+            chain = config.roles.get(node.role_id).preferred_chain if node.role_id in config.roles else []
+            if query in node.role_id.lower() or query in node.label.lower() or any(query in item.lower() for item in chain):
+                self.selected_role = node.role_id
+                self._draw_graph(rebuild=True)
+                break
+        return "break"
 
-        # Update metric cards
+    def _connect_selected(self) -> None:
-        self.m1.val_label.configure(text=f"{readiness.roles_ready_count}/{readiness.total_roles}")
+        if len(self.controller.graph.nodes) < 2:
-        self.m1.sub_label.configure(text="ролей готовы")
+            return
+        source = self.selected_role
+        target = self.edge_target.get()
+        profile_id = self.edge_profile.get()
+        profile_id = "" if profile_id == "—" else profile_id
+        ok, message = self.controller.add_edge(source, target, self.edge_type.get(), profile_id)
+        self.state_label.configure(text=message, text_color=Theme.STATUS_HEALTHY if ok else Theme.STATUS_ERROR)
+        self._draw_graph(rebuild=True)
+        self._set_dirty_text()
 
-        self.m2.val_label.configure(text=f"{readiness.accounts_connected_count}/{readiness.total_accounts}")
+    def _change_selected_edge(self) -> None:
-        self.m2.sub_label.configure(text="подключено")
+        if not self.selected_edge:
+            self.state_label.configure(text="Сначала выберите связь на графе", text_color=Theme.STATUS_WARNING)
+            return
+        profile_id = self.edge_profile.get()
+        ok, message = self.controller.set_edge_type(
+            self.selected_edge,
+            self.edge_type.get(),
+            "" if profile_id == "—" else profile_id,
+        )
+        self.state_label.configure(text=message, text_color=Theme.STATUS_HEALTHY if ok else Theme.STATUS_ERROR)
+        self._draw_graph(rebuild=True)
+        self._set_dirty_text()
 
-        self.m3.val_label.configure(text=f"{readiness.providers_ready_count}/{readiness.total_providers}")
+    def _delete_selected_edge(self, _event: Any = None) -> str:
-        self.m3.sub_label.configure(text="доступно")
+        selected = self.canvas.find_withtag("current")
+        edge_id = self.selected_edge
+        if selected:
+            edge_id = next((tag[5:] for tag in self.canvas.gettags(selected[0]) if tag.startswith("edge:")), "")
+        if edge_id:
+            self.controller.delete_edge(edge_id)
+            self.selected_edge = ""
+            self._draw_graph(rebuild=True)
+            self._set_dirty_text()
+        return "break"
 
-        self.m4.val_label.configure(text=readiness.title_ru)
+    def _auto_layout(self) -> None:
-        self.m4.sub_label.configure(text=readiness.summary_ru)
+        self.controller.auto_layout()
+        self._draw_graph(rebuild=True)
+        self._set_dirty_text()
 
-        live_roles = {agent.role_id for agent in agents}
+    def _undo(self) -> None:
-        for role_id in list(self._card_widgets):
+        if self.controller.undo():
-            if role_id not in live_roles:
+            self._draw_graph(rebuild=True)
-                self._card_widgets.pop(role_id).destroy()
+            self._set_dirty_text()
 
-        orchestrators = [agent for agent in agents if agent.is_main_orchestrator]
+    def _redo(self) -> None:
-        role_agents = [agent for agent in agents if not agent.is_main_orchestrator]
+        if self.controller.redo():
-        for index, agent in enumerate(orchestrators):
+            self._draw_graph(rebuild=True)
-            card = self._card_widgets.get(agent.role_id)
+            self._set_dirty_text()
-            if card is None:
-                card = AgentCardWidget(self.orchestrator_grid, on_action=self.on_action)
-                self._card_widgets[agent.role_id] = card
-            card.update_agent(agent)
-            card.grid(row=index, column=0, padx=Theme.SPACE_XS, pady=Theme.SPACE_XS, sticky="nsew")
 
-        for index, agent in enumerate(role_agents):
+    def fit_to_screen(self) -> None:
-            card = self._card_widgets.get(agent.role_id)
+        if not self.controller.graph.nodes:
-            if card is None:
+            return
-                card = AgentCardWidget(self.cards_grid, on_action=self.on_action)
+        self.update_idletasks()
-                self._card_widgets[agent.role_id] = card
+        max_x = max(node.x for node in self.controller.graph.nodes) + self.NODE_W
-            card.update_agent(agent)
+        max_y = max(node.y for node in self.controller.graph.nodes) + self.NODE_H
-            card.grid(row=index // 3, column=index % 3, padx=6, pady=6, sticky="nsew")
+        self.controller.graph.zoom = max(0.45, min(1.4, min(self.canvas.winfo_width() / max_x, self.canvas.winfo_height() / max_y) * 0.9))
+        self.controller.dirty = True
+        self._draw_graph(rebuild=True)
+        self._set_dirty_text()
 
-    def _trigger_action(self, action: str, profile: Dict[str, Any]):
+    def _save(self) -> None:
+        zoom = self.controller.graph.zoom
+        self.controller.graph.viewport_x = self.canvas.canvasx(0) / zoom
+        self.controller.graph.viewport_y = self.canvas.canvasy(0) / zoom
+        issues = self.controller.save()
+        if issues:
+            self._show_issues(issues)
+            return
+        self.state_label.configure(text="Сохранено • позиции и масштаб переживут перезапуск", text_color=Theme.STATUS_HEALTHY)
+
+    def _show_issues(self, issues: List[GraphIssue]) -> None:
+        bad_nodes = {issue.node_id for issue in issues if issue.node_id}
+        for role_id, items in self._node_items.items():
+            self.canvas.itemconfigure(items[0], outline=Theme.STATUS_ERROR if role_id in bad_nodes else Theme.BORDER)
+        message = " • ".join(issue.message for issue in issues[:3])
+        if len(issues) > 3:
+            message += f" • ещё {len(issues) - 3}"
+        self.state_label.configure(text=message, text_color=Theme.STATUS_ERROR)
+
+    def _set_dirty_text(self) -> None:
+        self.state_label.configure(
+            text="● Есть несохранённые изменения" if self.controller.dirty else "Роли и реальные failover-цепочки",
+            text_color=Theme.STATUS_WARNING if self.controller.dirty else Theme.TEXT_MUTED,
+        )
+
+    def _trigger_action(self, action: str, profile: Dict[str, Any]) -> None:
         if self.on_action:
             self.on_action(action, profile)

tests/test_ui_routing_graph.py

@@ -0,0 +1,130 @@
+from __future__ import annotations
+
+from types import SimpleNamespace
+
+import pytest
+
+pytest.importorskip("customtkinter")
+
+from antigravity_provider.router.ui import routing_graph as graph_module
+from antigravity_provider.router.ui import add_account_wizard as wizard_module
+from antigravity_provider.router.ui.routing_graph import (
+    GraphEdge,
+    GraphNode,
+    RoutingGraph,
+    RoutingGraphController,
+    RoutingGraphStore,
+    default_graph,
+    validate_graph,
+)
+
+
+def _config():
+    profiles = {
+        "orch": SimpleNamespace(provider="openai-codex", preferred_models=["gpt-5"]),
+        "coder": SimpleNamespace(provider="antigravity", preferred_models=["gemini"]),
+    }
+    roles = {
+        "orchestrator": SimpleNamespace(preferred_chain=["orch"]),
+        "coder-primary": SimpleNamespace(preferred_chain=["coder"]),
+        "coder-secondary": SimpleNamespace(preferred_chain=["coder"]),
+        "reviewer": SimpleNamespace(preferred_chain=["coder"]),
+        "research": SimpleNamespace(preferred_chain=["coder"]),
+        "fast": SimpleNamespace(preferred_chain=["coder"]),
+    }
+    return SimpleNamespace(roles=roles, profiles=profiles)
+
+
+def test_default_graph_migrates_six_roles_without_changing_chains():
+    config = _config()
+    before = {key: list(value.preferred_chain) for key, value in config.roles.items()}
+    graph = default_graph(config)
+    assert {node.role_id for node in graph.nodes} == set(config.roles)
+    assert {edge.edge_type for edge in graph.edges} == {"DELEGATE"}
+    assert before == {key: value.preferred_chain for key, value in config.roles.items()}
+
+
+def test_graph_layout_zoom_and_viewport_survive_restart(tmp_path):
+    path = tmp_path / "routing_graph.json"
+    store = RoutingGraphStore(path)
+    graph = default_graph(_config())
+    graph.nodes[0].x = 777
+    graph.zoom = 1.35
+    graph.viewport_x = 42
+    store.save(graph)
+    loaded = store.load(_config())
+    assert loaded.nodes[0].x == 777
+    assert loaded.zoom == 1.35
+    assert loaded.viewport_x == 42
+    assert loaded.schema_version == 1
+
+
+def test_validation_finds_cycle_unreachable_and_missing_profile():
+    config = _config()
+    config.roles["reviewer"].preferred_chain = ["ghost"]
+    graph = RoutingGraph(
+        nodes=[
+            GraphNode("orchestrator", 0, 0),
+            GraphNode("coder-primary", 1, 0),
+            GraphNode("reviewer", 2, 0),
+        ],
+        edges=[
+            GraphEdge("orchestrator", "coder-primary"),
+            GraphEdge("coder-primary", "orchestrator"),
+        ],
+    )
+    codes = {issue.code for issue in validate_graph(graph, config)}
+    assert {"cycle", "unreachable", "missing-profile"} <= codes
+
+
+def test_profile_edge_updates_yaml_via_auto_assigner(monkeypatch, tmp_path):
+    calls = []
+    monkeypatch.setattr(graph_module, "load_router_config", _config)
+    monkeypatch.setattr(
+        graph_module.AutoAssigner,
+        "assign_profile_to_role",
+        lambda profile, role, is_primary: calls.append((profile, role, is_primary)) or (True, "ok"),
+    )
+    controller = RoutingGraphController(RoutingGraphStore(tmp_path / "graph.json"))
+    ok, _message = controller.add_edge("orchestrator", "coder-primary", "FALLBACK", "orch")
+    assert ok
+    assert calls == [("orch", "coder-primary", False)]
+
+
+def test_undo_redo_and_dirty_state(monkeypatch, tmp_path):
+    monkeypatch.setattr(graph_module, "load_router_config", _config)
+    controller = RoutingGraphController(RoutingGraphStore(tmp_path / "graph.json"))
+    original = controller.graph.nodes[0].x
+    controller.move_node("orchestrator", original + 100, 50)
+    assert controller.dirty
+    assert controller.undo()
+    assert controller.graph.nodes[0].x == original
+    assert controller.redo()
+    assert controller.graph.nodes[0].x == original + 100
+
+
+def test_graph_store_handles_twenty_nodes(tmp_path):
+    graph = RoutingGraph(nodes=[GraphNode(f"role-{index}", index * 70, index * 35) for index in range(20)])
+    store = RoutingGraphStore(tmp_path / "routing_graph.json")
+    store.save(graph)
+    assert len(store.load(_config()).nodes) == 20
+
+
+def test_wizard_keeps_existing_chain_rank_and_assigns_missing_slot(monkeypatch):
+    config = _config()
+    calls = []
+    monkeypatch.setattr(wizard_module, "load_router_config", lambda: config)
+    monkeypatch.setattr(
+        wizard_module.AutoAssigner,
+        "assign_profile_to_role",
+        lambda profile, role, is_primary: calls.append((profile, role, is_primary)) or (True, "ok"),
+    )
+    assert wizard_module.ensure_profile_in_routing("orch")[0]
+    assert calls == []
+    monkeypatch.setattr(
+        wizard_module.AutoAssigner,
+        "get_display_name_and_role",
+        lambda _profile: ("Новый кодер", "coder", "fallback"),
+    )
+    assert wizard_module.ensure_profile_in_routing("new-slot")[0]
+    assert calls == [("new-slot", "coder", False)]