Function checkEndpoint

src/utils/preflightChecks.tsx:22–48

(url: string)

    const tokenUrl = new URL(oauthConfig.TOKEN_URL);
    const endpoints = [`${oauthConfig.BASE_API_URL}/api/hello`, `${tokenUrl.origin}/v1/oauth/hello`];
    const checkEndpoint = async (url: string): Promise<PreflightCheckResult> => {
      try {
        const response = await axios.get(url, {
          headers: {
            'User-Agent': getUserAgent()
          }
        });
        if (response.status !== 200) {
          const hostname = new URL(url).hostname;
          return {
            success: false,
            error: `Failed to connect to ${hostname}: Status ${response.status}`
          };
        }
        return {
          success: true
        };
      } catch (error) {
        const hostname = new URL(url).hostname;
        const sslHint = getSSLErrorHint(error);
        return {
          success: false,
          error: `Failed to connect to ${hostname}: ${error instanceof Error ? (error as ErrnoException).code || error.message : String(error)}`,
          sslHint: sslHint ?? undefined
        };
      }
    };
    const results = await Promise.all(endpoints.map(checkEndpoint));
    const failedResult = results.find(result => !result.success);
    if (failedResult) {