Finalize assistant and dashboard health updates

frontend/src/lib/components/assistant/AssistantChatPanel.svelte

@@ -260,7 +260,7 @@
   });
 
   $effect(() => {
-    if (isOpen && initialized && conversationId) {
+    if (isOpen && initialized && conversationId && !loading) {
       const currentFirstConversationId = messages.length
         ? messages[0].conversation_id
         : conversationId;
@@ -276,7 +276,7 @@
    * @PRE: text is non-empty command text.
    * @POST: user message appears at the end of messages list.
    */
-  function appendLocalUserMessage(text) {
+  function appendLocalUserMessage(text, targetConversationId = conversationId) {
     console.log("[AssistantChatPanel][message][appendLocalUserMessage][START]");
     messages = [
       ...messages,
@@ -285,6 +285,7 @@
         role: "user",
         text,
         created_at: new Date().toISOString(),
+        conversation_id: targetConversationId || null,
       },
     ];
   }
@@ -296,7 +297,10 @@
    * @PRE: response follows assistant message response contract.
    * @POST: assistant message appended with state/task/actions metadata.
    */
-  function appendAssistantResponse(response) {
+  function appendAssistantResponse(
+    response,
+    targetConversationId = conversationId,
+  ) {
     // prettier-ignore
     console.log("[AssistantChatPanel][message][appendAssistantResponse][START]");
     messages = [
@@ -310,6 +314,7 @@
         confirmation_id: response.confirmation_id || null,
         actions: response.actions || [],
         created_at: response.created_at,
+        conversation_id: response.conversation_id || targetConversationId || null,
       },
     ];
   }
@@ -349,14 +354,15 @@
     console.log("[AssistantChatPanel][message][handleSend][START]");
     const text = input.trim();
     if (!text || loading) return;
+    const requestConversationId = conversationId;
 
-    appendLocalUserMessage(text);
+    appendLocalUserMessage(text, requestConversationId);
     input = "";
     loading = true;
 
     try {
       const response = await sendAssistantMessage({
-        conversation_id: conversationId,
+        conversation_id: requestConversationId,
         message: text,
       });
 
@@ -364,7 +370,10 @@
         setAssistantConversationId(response.conversation_id);
       }
 
-      appendAssistantResponse(response);
+      appendAssistantResponse(
+        response,
+        response.conversation_id || requestConversationId,
+      );
       await loadConversations(true);
     } catch (err) {
       appendAssistantResponse({
@@ -414,6 +423,7 @@
       typeof crypto !== "undefined" && typeof crypto.randomUUID === "function"
         ? crypto.randomUUID()
         : `conv-${Date.now()}`;
+    historyLoadVersion += 1;
     setAssistantConversationId(newId);
     messages = [];
     historyPage = 1;

frontend/src/lib/components/assistant/__tests__/assistant_chat.integration.test.js

@@ -67,6 +67,15 @@ describe('AssistantChatPanel integration contract', () => {
     expect(source).toContain('goto("/reports")');
   });
 
+  it('guards first-message optimistic flow from premature history overwrite', () => {
+    const source = fs.readFileSync(COMPONENT_PATH, 'utf-8');
+
+    expect(source).toContain('if (isOpen && initialized && conversationId && !loading)');
+    expect(source).toContain('function appendLocalUserMessage(text, targetConversationId = conversationId)');
+    expect(source).toContain('conversation_id: targetConversationId || null');
+    expect(source).toContain('historyLoadVersion += 1;');
+  });
+
   it('uses i18n bindings for assistant UI labels', () => {
     const source = fs.readFileSync(COMPONENT_PATH, 'utf-8');
 

frontend/src/lib/components/assistant/__tests__/assistant_first_message.integration.test.js

@@ -0,0 +1,178 @@
+// [DEF:frontend.src.lib.components.assistant.__tests__.assistant_first_message_integration:Module]
+// @TIER: STANDARD
+// @SEMANTICS: assistant, integration-test, optimistic-message, conversation-race
+// @PURPOSE: Verify first optimistic user message stays visible while a new conversation request is pending.
+// @LAYER: UI Tests
+// @RELATION: VERIFIES -> frontend/src/lib/components/assistant/AssistantChatPanel.svelte
+// @INVARIANT: Starting a new conversation must not trigger history reload that overwrites the first local user message.
+
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { render, screen, fireEvent, waitFor } from '@testing-library/svelte';
+import AssistantChatPanel from '../AssistantChatPanel.svelte';
+import * as assistantApi from '$lib/api/assistant';
+
+const { assistantState } = vi.hoisted(() => ({
+  assistantState: (() => {
+    let value = { isOpen: true, conversationId: null };
+    const subscribers = new Set();
+    return {
+      subscribe(fn) {
+        subscribers.add(fn);
+        fn(value);
+        return () => subscribers.delete(fn);
+      },
+      set(next) {
+        value = next;
+        subscribers.forEach((fn) => fn(value));
+      },
+      update(updater) {
+        value = updater(value);
+        subscribers.forEach((fn) => fn(value));
+      },
+    };
+  })(),
+}));
+
+vi.mock('$lib/api/assistant', () => ({
+  getAssistantHistory: vi.fn(() =>
+    Promise.resolve({ items: [], total: 0, has_next: false }),
+  ),
+  getAssistantConversations: vi.fn(() =>
+    Promise.resolve({
+      items: [],
+      total: 0,
+      has_next: false,
+      active_total: 0,
+      archived_total: 0,
+    }),
+  ),
+  deleteAssistantConversation: vi.fn(),
+  confirmAssistantOperation: vi.fn(),
+  cancelAssistantOperation: vi.fn(),
+  sendAssistantMessage: vi.fn(),
+}));
+
+vi.mock('$lib/api', () => ({
+  api: {
+    getLlmStatus: vi.fn(() => Promise.resolve({ configured: true, reason: 'ok' })),
+  },
+}));
+
+vi.mock('$lib/stores/assistantChat', () => ({
+  assistantChatStore: {
+    subscribe: assistantState.subscribe,
+  },
+  closeAssistantChat: vi.fn(),
+  setAssistantConversationId: vi.fn((conversationId) => {
+    assistantState.update((state) => ({ ...state, conversationId }));
+  }),
+}));
+
+vi.mock('$lib/stores/taskDrawer.js', () => ({
+  openDrawerForTask: vi.fn(),
+}));
+
+vi.mock('$app/navigation', () => ({
+  goto: vi.fn(),
+}));
+
+vi.mock('../../../../services/gitService.js', () => ({
+  gitService: {
+    getDiff: vi.fn(),
+  },
+}));
+
+vi.mock('$lib/i18n', () => ({
+  t: {
+    subscribe: (fn) => {
+      fn({
+        assistant: {
+          title: 'Assistant',
+          close: 'Close',
+          conversations: 'Conversations',
+          new: 'New',
+          active: 'Active',
+          archived: 'Archived',
+          more: 'More',
+          loading_history: 'Loading history',
+          loading_older: 'Loading older',
+          try_commands: 'Try commands',
+          sample_command_branch: 'branch',
+          sample_command_migration: 'migration',
+          sample_command_status: 'status',
+          you: 'You',
+          assistant: 'Assistant',
+          thinking: 'Thinking',
+          input_placeholder: 'Type command',
+          send: 'Send',
+          conversation: 'Conversation',
+          states: {
+            success: 'Success',
+            failed: 'Failed',
+            started: 'Started',
+          },
+          open_task_drawer: 'Open task drawer',
+        },
+        dashboard: {},
+      });
+      return () => {};
+    },
+  },
+}));
+
+// [DEF:assistant_first_message_tests:Function]
+// @TIER: STANDARD
+// @PURPOSE: Guard optimistic first-message UX against history reload race in new conversation flow.
+// @PRE: Assistant panel renders with open state and mocked network dependencies.
+// @POST: First user message remains visible before pending send request resolves.
+describe('AssistantChatPanel first message flow', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    assistantState.set({ isOpen: true, conversationId: null });
+  });
+
+  it('keeps the first optimistic user message visible during pending send in a new conversation', async () => {
+    let resolveSend;
+    assistantApi.sendAssistantMessage.mockImplementation(
+      (payload) =>
+        new Promise((resolve) => {
+          resolveSend = () =>
+            resolve({
+              response_id: 'resp-1',
+              conversation_id: payload.conversation_id,
+              text: 'Started',
+              state: 'success',
+              created_at: new Date().toISOString(),
+              actions: [],
+            });
+        }),
+    );
+
+    render(AssistantChatPanel);
+
+    await waitFor(() => {
+      expect(assistantApi.getAssistantHistory).toHaveBeenCalledTimes(1);
+    });
+
+    await fireEvent.click(screen.getByText('New'));
+
+    const input = screen.getByPlaceholderText('Type command');
+    await fireEvent.input(input, { target: { value: 'first prompt' } });
+    await fireEvent.click(screen.getByText('Send'));
+
+    expect(screen.getByText('first prompt')).toBeTruthy();
+    expect(assistantApi.sendAssistantMessage).toHaveBeenCalledTimes(1);
+
+    await waitFor(() => {
+      expect(assistantApi.getAssistantHistory).toHaveBeenCalledTimes(1);
+    });
+
+    resolveSend();
+
+    await waitFor(() => {
+      expect(screen.getByText('Started')).toBeTruthy();
+    });
+  });
+});
+// [/DEF:assistant_first_message_tests:Function]
+// [/DEF:frontend.src.lib.components.assistant.__tests__.assistant_first_message_integration:Module]

frontend/src/lib/i18n/locales/en.json

@@ -79,7 +79,7 @@
     "environment_label": "Environment:",
     "all_environments": "All Environments",
     "validation_details": "Validation Details",
-    "table_dashboard": "Dashboard",
+    "table_dashboard": "Slug",
     "table_environment": "Environment",
     "table_status": "Status",
     "table_last_check": "Last Check",
@@ -87,6 +87,9 @@
     "no_records": "No validation records found.",
     "no_records_for_environment": "No validation records found for this environment.",
     "view_report": "View Report",
+    "delete_confirm": "Delete report for dashboard \"{slug}\"?",
+    "delete_success": "Report for dashboard \"{slug}\" deleted.",
+    "delete_failed": "Failed to delete report: {error}",
     "load_failed": "Failed to load health summary",
     "status_pass": "Pass",
     "status_warn": "Warn",

frontend/src/lib/i18n/locales/ru.json

@@ -79,7 +79,7 @@
     "environment_label": "Окружение:",
     "all_environments": "Все окружения",
     "validation_details": "Детали валидации",
-    "table_dashboard": "Дашборд",
+    "table_dashboard": "Slug",
     "table_environment": "Окружение",
     "table_status": "Статус",
     "table_last_check": "Последняя проверка",
@@ -87,6 +87,9 @@
     "no_records": "Записи валидации не найдены.",
     "no_records_for_environment": "Для этого окружения записи валидации не найдены.",
     "view_report": "Открыть отчет",
+    "delete_confirm": "Удалить отчет для дашборда \"{slug}\"?",
+    "delete_success": "Отчет для дашборда \"{slug}\" удалён.",
+    "delete_failed": "Не удалось удалить отчет: {error}",
     "load_failed": "Не удалось загрузить сводку здоровья",
     "status_pass": "Успех",
     "status_warn": "Предупреждение",