Merge pull request #8456 from BitGo/fix/WAL-387-mpcv2-party-id-falsy-check

fix(sdk-core): use explicit undefined check for mpcv2PartyId

Author: zahin-mohammad

commitlint.config.js

@@ -67,6 +67,8 @@ module.exports = {
         'VL-',
         'WIN-',
         'WP-',
+        'WAL-',
+        'WCN-',
         'WCI-',
         'COIN-',
         'FIAT-',

modules/sdk-core/src/bitgo/utils/tss/ecdsa/ecdsaMPCv2.ts

@@ -776,7 +776,7 @@ export class EcdsaMPCv2Utils extends BaseEcdsaUtils {
     const hashBuffer = hash.update(bufferContent).digest();
     const otherSigner = new DklsDsg.Dsg(
       userKeyShare,
-      params.mpcv2PartyId ? params.mpcv2PartyId : 0,
+      params.mpcv2PartyId !== undefined ? params.mpcv2PartyId : 0,
       derivationPath,
       hashBuffer
     );