feat: add new interfaces, services, and utilities for API integration

refactor: reorganize type definitions and improve type safety

build: add lodash and @types/lodash as dependencies

chore: update tsconfig and vite config for path aliases

style: improve code organization and add documentation comments

fix: correct type usage in LanguageSwitcher component

perf: implement snackbar provider for global notifications

test: add new test interfaces and utility functions

ci: update pnpm-lock.yaml with new dependencies

src/interfaces/database/chat.ts

@@ -0,0 +1,182 @@
+import { MessageType } from '@/constants/chat';
+
+export interface PromptConfig {
+  empty_response: string;
+  parameters: Parameter[];
+  prologue: string;
+  system: string;
+  tts?: boolean;
+  quote: boolean;
+  keyword: boolean;
+  refine_multiturn: boolean;
+  use_kg: boolean;
+  reasoning?: boolean;
+  cross_languages?: Array<string>;
+}
+
+export interface Parameter {
+  key: string;
+  optional: boolean;
+}
+
+export interface LlmSetting {
+  Creative: Variable;
+  Custom: Variable;
+  Evenly: Variable;
+  Precise: Variable;
+}
+
+export interface Variable {
+  frequency_penalty?: number;
+  max_tokens?: number;
+  presence_penalty?: number;
+  temperature?: number;
+  top_p?: number;
+  llm_id?: string;
+}
+
+export interface IDialog {
+  create_date: string;
+  create_time: number;
+  description: string;
+  icon: string;
+  id: string;
+  dialog_id: string;
+  kb_ids: string[];
+  kb_names: string[];
+  language: string;
+  llm_id: string;
+  llm_setting: Variable;
+  llm_setting_type: string;
+  name: string;
+  prompt_config: PromptConfig;
+  prompt_type: string;
+  status: string;
+  tenant_id: string;
+  update_date: string;
+  update_time: number;
+  vector_similarity_weight: number;
+  similarity_threshold: number;
+  top_k: number;
+  top_n: number;
+  meta_data_filter: MetaDataFilter;
+}
+
+interface MetaDataFilter {
+  manual: Manual[];
+  method: string;
+}
+
+interface Manual {
+  key: string;
+  op: string;
+  value: string;
+}
+
+export interface IConversation {
+  create_date: string;
+  create_time: number;
+  dialog_id: string;
+  id: string;
+  avatar: string;
+  message: Message[];
+  reference: IReference[];
+  name: string;
+  update_date: string;
+  update_time: number;
+  is_new: true;
+}
+
+export interface Message {
+  content: string;
+  role: MessageType;
+  doc_ids?: string[];
+  prompt?: string;
+  id?: string;
+  audio_binary?: string;
+  data?: any;
+  files?: File[];
+  chatBoxId?: string;
+}
+
+export interface IReferenceChunk {
+  id: string;
+  content: null;
+  document_id: string;
+  document_name: string;
+  dataset_id: string;
+  image_id: string;
+  similarity: number;
+  vector_similarity: number;
+  term_similarity: number;
+  positions: number[];
+  doc_type?: string;
+}
+
+export interface IReference {
+  chunks: IReferenceChunk[];
+  doc_aggs: Docagg[];
+  total: number;
+}
+
+export interface IReferenceObject {
+  chunks: Record<string, IReferenceChunk>;
+  doc_aggs: Record<string, Docagg>;
+}
+
+export interface IAnswer {
+  answer: string;
+  reference?: IReference;
+  conversationId?: string;
+  prompt?: string;
+  id?: string;
+  audio_binary?: string;
+  data?: any;
+  chatBoxId?: string;
+}
+
+export interface Docagg {
+  count: number;
+  doc_id: string;
+  doc_name: string;
+  url?: string;
+}
+
+// interface Chunk {
+//   chunk_id: string;
+//   content_ltks: string;
+//   content_with_weight: string;
+//   doc_id: string;
+//   docnm_kwd: string;
+//   img_id: string;
+//   important_kwd: any[];
+//   kb_id: string;
+//   similarity: number;
+//   term_similarity: number;
+//   vector_similarity: number;
+// }
+
+export interface IToken {
+  create_date: string;
+  create_time: number;
+  tenant_id: string;
+  token: string;
+  update_date?: any;
+  update_time?: any;
+  beta: string;
+}
+
+export interface IStats {
+  pv: [string, number][];
+  uv: [string, number][];
+  speed: [string, number][];
+  tokens: [string, number][];
+  round: [string, number][];
+  thumb_up: [string, number][];
+}
+
+export interface IExternalChatInfo {
+  avatar?: string;
+  title: string;
+  prologue?: string;
+}