feat(mcp,orchestrator,frontend): tool idea_restart_self, redemarrage autonome d'un agent — #288 (tool core self-only via requester MCP handshake, retour immediat {restartId, status: scheduled} puis orchestration detachee: snapshot reprise, stop PTY/structured, liberation Busy/mailbox, relance LaunchAgent meme conversation_id fresh_start=false, injection interne invisible; events domain/wire agentRestartRequested/PhaseChanged/Completed/Failed phases stopping/releasingInput/launching/resuming; CLI custom: separateurs exacts redemarrage de l'agent + etat termine/echoue, deduplication (restartId, event), verrouillage composer; TUI native: overlay AgentRestartOverlay sans injection xterm, progress/annonces projetes jusqu'a idle; QA verte: mcp_server restart_self 1/1, restart-self 3/3, backend self_restart_contract + events wire 2/2, frontend 3 suites 92/92, npm build, cargo check --workspace, fmt --check, diff --check; reserves hors perimetre: web-server 103/110 fixture PTY preexistante, 34 echecs npm test globaux listProjectSettings/web hors #288; scripts/ hors perimetre)

frontend/src/features/agents/CustomAgentChatView.test.tsx

@@ -5,6 +5,7 @@ import { beforeEach, describe, expect, it, vi } from "vitest";
 import { DIProvider } from "@/app/di";
 import type { AgentProfile, ReplyChunk } from "@/domain";
 import { MockSystemGateway, MockWorkStateGateway } from "@/adapters/mock";
+import { AnnouncementsProvider } from "@/features/announcements";
 import { PluginRuntimeProvider } from "@/features/plugins";
 import {
   __resetProjectCliInteractionActivityForTests,
@@ -145,6 +146,91 @@ describe("CustomAgentChatView", () => {
     __resetProjectCliInteractionActivityForTests();
   });
 
+  it("projects self-restart lifecycle separators in the custom CLI only once", async () => {
+    const system = new MockSystemGateway();
+    const agent = {
+      launchAgentChat: vi.fn(async () => ({ sessionId: "chat-session-restart" })),
+      reattachAgentChat: vi.fn(async (sessionId: string) => ({
+        sessionId,
+        scrollback: [],
+      })),
+      sendAgentChat: vi.fn(async () => {}),
+      cancelAgentChat: vi.fn(async () => {}),
+      closeAgentChat: vi.fn(async () => {}),
+    };
+
+    render(
+      <DIProvider gateways={{ agent, system } as unknown as Gateways}>
+        <AnnouncementsProvider projectId="project-1">
+          <CustomAgentChatView
+            projectId="project-1"
+            agentId="agent-1"
+            agentName="Worker"
+            profile={profile}
+            cwd="/repo"
+            nodeId="node-1"
+            sessionId={null}
+            conversationId="conversation-1"
+            onSessionId={vi.fn()}
+            onConversationId={vi.fn()}
+          />
+        </AnnouncementsProvider>
+      </DIProvider>,
+    );
+    await waitFor(() => expect(agent.launchAgentChat).toHaveBeenCalled());
+
+    act(() => {
+      system.emit({
+        type: "agentRestartRequested",
+        agentId: "agent-1",
+        restartId: "restart-1",
+        reason: null,
+      });
+      system.emit({
+        type: "agentRestartCompleted",
+        agentId: "agent-1",
+        restartId: "restart-1",
+      });
+    });
+
+    expect(
+      await screen.findByText("------- redemarrage de l'agent -------"),
+    ).not.toBeNull();
+    expect(
+      screen.getByText("------- redemarrage de l'agent termine -------"),
+    ).not.toBeNull();
+    expect(screen.getAllByTestId("agent-restart-separator")).toHaveLength(2);
+
+    act(() => {
+      system.emit({
+        type: "agentRestartCompleted",
+        agentId: "agent-1",
+        restartId: "restart-1",
+      });
+    });
+    expect(screen.getAllByTestId("agent-restart-separator")).toHaveLength(2);
+
+    act(() => {
+      system.emit({
+        type: "agentRestartRequested",
+        agentId: "agent-1",
+        restartId: "restart-2",
+        reason: "new capability",
+      });
+      system.emit({
+        type: "agentRestartFailed",
+        agentId: "agent-1",
+        restartId: "restart-2",
+        phase: "launching",
+        message: "runtime unavailable",
+      });
+    });
+    expect(
+      screen.getByText("------- redemarrage de l'agent echoue -------"),
+    ).not.toBeNull();
+    expect(screen.getByText("runtime unavailable")).not.toBeNull();
+  });
+
   it("shows the technical open failure on mobile with retry and native TUI fallback", async () => {
     const openNativeTui = vi.fn();
     const agent = {