fix: curl redirection location

src/services/curl.ts

@@ -10,7 +10,7 @@ import { AssertionFailureError, FancyFile } from 'civkit';
 import { ServiceBadAttemptError, TempFileManager } from '../shared';
 import { createBrotliDecompress, createInflate, createGunzip } from 'zlib';
 import { ZSTDDecompress } from 'simple-zstd';
-import _, { set } from 'lodash';
+import _ from 'lodash';
 import { Readable } from 'stream';
 import { AsyncLocalContext } from './async-context';
 
@@ -277,7 +277,7 @@ export class CurlControl extends AsyncService {
 
             if ([301, 302, 307, 308].includes(r.statusCode)) {
                 const headers = r.headers[r.headers.length - 1];
-                const location = headers.Location || headers.location;
+                const location: string | undefined = headers.Location || headers.location;
 
                 const setCookieHeader = headers['Set-Cookie'] || headers['set-cookie'];
                 if (setCookieHeader) {
@@ -292,7 +292,7 @@ export class CurlControl extends AsyncService {
                     throw new AssertionFailureError(`Failed to access ${urlToCrawl}: Bad redirection from ${nextHopUrl}`);
                 }
 
-                nextHopUrl = new URL(location, nextHopUrl);
+                nextHopUrl = new URL(location || '', nextHopUrl);
                 fakeHeaderInfos.push(...r.headers);
                 leftRedirection -= 1;
                 continue;