add knowledgebase page (#39)

* feat: Update site name to DataMate and refine text for AI data processing

* feat: Refactor settings page and implement model access functionality

- Created a new ModelAccess component for managing model configurations.
- Removed the old Settings component and replaced it with a new SettingsPage component that integrates ModelAccess, SystemConfig, and WebhookConfig.
- Added SystemConfig component for managing system settings.
- Implemented WebhookConfig component for managing webhook configurations.
- Updated API functions for model management in settings.apis.ts.
- Adjusted routing to point to the new SettingsPage component.

* feat: Implement Data Collection Page with Task Management and Execution Log

- Created DataCollectionPage component to manage data collection tasks.
- Added TaskManagement and ExecutionLog components for task handling and logging.
- Integrated task operations including start, stop, edit, and delete functionalities.
- Implemented filtering and searching capabilities in task management.
- Introduced SimpleCronScheduler for scheduling tasks with cron expressions.
- Updated CreateTask component to utilize new scheduling and template features.
- Enhanced BasicInformation component to conditionally render fields based on visibility settings.
- Refactored ImportConfiguration component to remove NAS import section.

* feat: Update task creation API endpoint and enhance task creation form with new fields and validation

* Refactor file upload and operator management components

- Removed unnecessary console logs from file download and export functions.
- Added size property to TaskItem interface for better task management.
- Simplified TaskUpload component by utilizing useFileSliceUpload hook for file upload logic.
- Enhanced OperatorPluginCreate component to handle file uploads and parsing more efficiently.
- Updated ConfigureStep component to use Ant Design Form for better data handling and validation.
- Improved PreviewStep component to navigate back to the operator market.
- Added support for additional file types in UploadStep component.
- Implemented delete operator functionality in OperatorMarketPage with confirmation prompts.
- Cleaned up unused API functions in operator.api.ts to streamline the codebase.
- Fixed number formatting utility to handle zero values correctly.

* Refactor Knowledge Generation to Knowledge Base

- Created new API service for Knowledge Base operations including querying, creating, updating, and deleting knowledge bases and files.
- Added constants for Knowledge Base status and type mappings.
- Defined models for Knowledge Base and related files.
- Removed obsolete Knowledge Base creation and home components, replacing them with new implementations under the Knowledge Base structure.
- Updated routing to reflect the new Knowledge Base paths.
- Adjusted menu items to align with the new Knowledge Base terminology.
- Modified ModelAccess interface to include modelName and type properties.

frontend/src/pages/KnowledgeBase/knowledge-base.const.tsx

@@ -0,0 +1,61 @@
+import {
+  BookOpen,
+  BookOpenText,
+  CheckCircle,
+  Clock,
+  Database,
+  XCircle,
+} from "lucide-react";
+import { KBStatus, KBType, KnowledgeBaseItem } from "./knowledge-base.model";
+import { formatBytes, formatDateTime, formatNumber } from "@/utils/unit";
+
+export const KBStatusMap = {
+  [KBStatus.READY]: {
+    label: KBStatus.READY,
+    icon: CheckCircle,
+    color: "#389e0d",
+  },
+  [KBStatus.VECTORIZING]: {
+    label: KBStatus.PROCESSING,
+    icon: Clock,
+    color: "#3b82f6",
+  },
+  [KBStatus.ERROR]: {
+    label: KBStatus.ERROR,
+    icon: XCircle,
+    color: "#ef4444",
+  },
+};
+
+export const KBTypeMap = {
+  [KBType.STRUCTURED]: {
+    value: KBType.STRUCTURED,
+    label: "结构化",
+    icon: Database,
+    iconColor: "blue",
+    description: "用于处理和分析文本数据的数据集",
+  },
+  [KBType.UNSTRUCTURED]: {
+    value: KBType.UNSTRUCTURED,
+    label: "非结构化",
+    icon: BookOpen,
+    iconColor: "green",
+    description: "适用于存储和管理各种格式的文件",
+  },
+};
+
+export function mapKnowledgeBase(kb: KnowledgeBaseItem): KnowledgeBaseItem {
+  return {
+    ...kb,
+    icon: <BookOpenText className="text-gray-400" />,
+    description: kb.description,
+    statistics: [
+      { label: "索引模型", value: kb.embeddingModel },
+      { label: "文本理解模型", value: kb.chatModel },
+      { label: "文件数", value: formatNumber(kb?.fileCount) || 0 },
+      { label: "大小", value: formatBytes(kb?.size) || "0 MB" },
+    ],
+    updatedAt: formatDateTime(kb.updatedAt),
+    createdAt: formatDateTime(kb.createdAt),
+  };
+}