feat(auth): implement login and user management features

- Added server-side login action with form handling and cookie storage
- Implemented user authentication service with token management
- Created user list page with data fetching from userService
- Developed reusable DataTable component with selection and pagination
- Enhanced AppSidebar with nested navigation and active state tracking
- Updated icon definitions and sprite symbols for UI consistency
- Improved HTTP client to properly handle request bodies for different methods
- Refactored auth store to manage authentication state and cookies
- Added strict typing for navigation items and table columns
- Removed obsolete code and simplified authentication flow

src/lib/api/httpClient.ts

@@ -61,66 +61,68 @@ export class HttpError extends Error {
 }
 
 
-const httpRequest= async <T>(
-	url:string,
+const httpRequest = async <T>(
+	url: string,
 	method: HttpMethod,
 	options: RequestOptions = {}
-):Promise<ApiResult<T>> =>{
+): Promise<ApiResult<T>> => {
 	const fullUrl = `${API_BASE_URL}${url}`;
-	const { body, headers, ...rest} = options;
+	const { body, headers, ...rest } = options;
 
-	const requestHeaders: Record<string, string>  = normalizeHeaders(headers);
-	let requestBody:BodyInit | undefined;
+	const requestHeaders: Record<string, string> = normalizeHeaders(headers);
+	let requestBody: BodyInit | undefined;
 
-	if (body instanceof FormData){
-		requestBody = body;
-	}else if (body){
-		requestHeaders['content-type'] = 'application/json';
-		requestBody = JSON.stringify(body);
+	const canHaveBody = method !== 'GET' ;
+
+	// 【修改点 2】：只有在允许携带 Body 时才处理
+	if (canHaveBody) {
+		if (body instanceof FormData) {
+			requestBody = body;
+		} else if (body) {
+			requestHeaders['content-type'] = 'application/json';
+			requestBody = JSON.stringify(body);
+		}
 	}
 
+	// ... Token 处理逻辑保持不变 ...
 	if (currentToken && currentTokenHead) {
 		requestHeaders['authorization'] = `${currentTokenHead} ${currentToken}`;
 	}
 
 	try {
-		const response = await fetch(fullUrl,{
+		const response = await fetch(fullUrl, {
 			method,
 			headers: requestHeaders,
-			body: requestBody,
+			// 【修改点 3】：确保 GET 请求的 body 显式为 undefined
+			// 虽然通常 undefined 是被允许的，但加上 canHaveBody 判断更加严谨
+			body: canHaveBody ? requestBody : undefined,
 			...rest
-		})
+		});
 
 		if (!response.ok) {
-
 			let errorDetail;
-
 			try {
-
-				errorDetail = await response.json()
-
-			}catch (e){
+				errorDetail = await response.json();
+			} catch (e) {
 				console.error('Error parsing JSON:', e);
-				errorDetail = await response.text()
+				errorDetail = await response.text();
 			}
-
 			const message = `HTTP Error ${response.status} (${response.statusText})`;
 			throw new HttpError(message, response.status, errorDetail);
 		}
 
 		const contentType = response.headers.get('Content-Type');
-		if (contentType && contentType.includes('application/json')){
-			return (await  response.json() ) as ApiResult<T>;
+		if (contentType && contentType.includes('application/json')) {
+			return (await response.json()) as ApiResult<T>;
 		}
 
-		return {code:200, msg:'OK', data:null} ;
+		return { code: 200, msg: 'OK', data: null } ; // 这里的 as any 是为了兼容 T 可能是 null 的情况
 
-	}catch (error){
+	} catch (error) {
 		console.error(`API Request Failed to ${fullUrl}:`, error);
 		throw error;
 	}
-
-}
+};
 
 
 export const api = {