feat: add Status and RagChat pages with corresponding components and styles

- Created StatusPage component with system stats, configuration, and indexed documents overview.
- Added RagChatPage component for chat functionality.
- Introduced global CSS styles for light and dark themes, including utility classes and animations.
- Defined TypeScript types for compliance, documents, and themes.
- Configured Tailwind CSS for dynamic theming and custom animations.
- Set up TypeScript configuration for app and node environments.
- Initialized Vite configuration for React project.

src/types/doc.ts

@@ -0,0 +1,34 @@
+// Document types
+export interface Doc {
+  id: number;
+  name: string;
+  chunks: number;
+  size: string;
+  status: 'indexed' | 'parsing' | 'pending';
+}
+
+// Search result types
+export interface SearchResult {
+  id: number;
+  score: number;
+  law: string;
+  preview: string;
+  source: string;
+}
+
+// Chat message types
+export interface ChatMessage {
+  id: number;
+  role: 'user' | 'assistant';
+  content: string;
+  retrievalIds?: number[];
+}
+
+// Retrieval data types
+export interface RetrievalData {
+  id: number;
+  file: string;
+  clause: string;
+  score: number;
+  content: string;
+}