feat(image): 新建 knowai-core:1.0.0 镜像并完成推送

- 搭建 api、auth、utils 等逻辑模块
- 通过 tsc、eslint、vitest 测试验证

BREAKING CHANGE: 新镜像分支

types/chat/api.d.ts

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+import type { ChatSession, ChatMessage } from './base';
+import type { ChatMessageType } from './enum';
+
+// 创建聊天会话请求接口
+export interface CreateChatSessionRequest {
+    participantId: string;
+}
+
+// 更新聊天会话请求接口
+export interface UpdateChatSessionRequest {
+    sessionId: string;
+}
+
+// 发送消息请求接口
+export interface SendMessageRequest {
+    sessionId: string;
+    content: string;
+    type: ChatMessageType;
+    metadata?: Record<string, unknown>;
+}
+
+// 获取聊天会话列表请求接口
+export interface GetChatSessionsRequest {
+    page?: number;
+    limit?: number;
+}
+
+// 获取聊天会话列表响应接口
+export interface GetChatSessionsResponse {
+    sessions: ChatSession[];
+    total: number;
+    page: number;
+    limit: number;
+}
+
+// 获取聊天消息请求接口
+export interface GetChatMessagesRequest {
+    sessionId: string;
+    page?: number;
+    limit?: number;
+    before?: string; // 消息ID，获取该消息之前的消息
+    after?: string; // 消息ID，获取该消息之后的消息
+}
+
+// 获取聊天消息响应接口
+export interface GetChatMessagesResponse {
+    messages: ChatMessage[];
+    total: number;
+    page: number;
+    limit: number;
+    hasMore: boolean;
+}
+
+// 标记消息已读请求接口
+export interface MarkMessagesAsReadRequest {
+    sessionId: string;
+    messageIds: string[];
+}
+
+// 标记消息已读响应接口
+export interface MarkMessagesAsReadResponse {
+    success: boolean;
+    markedMessageIds: string[]; // 成功标记的消息ID
+    failedMessageIds?: string[]; // 失败的消息ID
+}
+
+// 搜索聊天消息请求接口
+export interface SearchChatMessagesRequest {
+    sessionId?: string;
+    query: string;
+    page?: number;
+    limit?: number;
+}
+
+// 搜索聊天消息响应接口
+export interface SearchChatMessagesResponse {
+    messages: ChatMessage[];
+    total: number;
+    page: number;
+    limit: number;
+}
+
+// 搜索聊天会话请求接口
+export interface SearchChatSessionsRequest {
+    query: string;
+    page?: number;
+    limit?: number;
+}
+
+// 搜索聊天会话响应接口
+export interface SearchChatSessionsResponse {
+    sessions: ChatSession[];
+    total: number;
+    page: number;
+    limit: number;
+}

types/chat/base.d.ts

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+import type { User } from '../index';
+import type { ChatMessageType, ChatMessageStatus } from './enum';
+
+// 聊天消息接口
+export interface ChatMessage {
+    id: string;
+    sessionId: string;
+    sender: User;
+    receiver: User;
+    content: string;
+    type: ChatMessageType;
+    status: ChatMessageStatus;
+    createdAt: Date;
+    // 非文本消息类型的元数据
+    metadata?: {
+        fileName?: string;
+        fileSize?: number;
+        duration?: number;
+        thumbnail?: string;
+        [key: string]: unknown;
+    };
+}
+
+// 聊天会话接口
+export interface ChatSession {
+    id: string;
+    participant1Id: string;
+    participant2Id: string;
+    participant1: User;
+    participant2: User;
+    lastMessage?: {
+        id: string;
+        content: string;
+        senderId: string;
+        createdAt: Date;
+    };
+    unreadCount1: number; // 参与者1的未读消息数
+    unreadCount2: number; // 参与者2的未读消息数
+    createdAt: Date;
+    updatedAt: Date;
+    // 会话元数据（特殊标记、背景设置、自定义属性等等）
+    metadata?: {
+        [key: string]: unknown;
+    };
+}

types/chat/enum.d.ts

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+// 聊天消息类型枚举
+export enum ChatMessageType {
+    TEXT = 'text',
+    IMAGE = 'image',
+    FILE = 'file',
+    VOICE = 'voice',
+    VIDEO = 'video',
+    SYSTEM = 'system'
+}
+
+// 聊天消息状态枚举
+export enum ChatMessageStatus {
+    SENDING = 'sending',
+    SENT = 'sent',
+    DELIVERED = 'delivered',
+    READ = 'read',
+    FAILED = 'failed'
+}
+

types/chat/index.d.ts

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+export * from './enum';
+export * from './base';
+export * from './api';