feat: Create shipping options workflow (#6962)

**What**

- Create main workflow
- Update create pricing rule types step to be idempotent
- update remote joiner to support granular isList confguration on field aliases
- Add full workflow integration tests

packages/orchestration/src/joiner/remote-joiner.ts

@@ -841,6 +841,7 @@ export class RemoteJoiner {
     const alias = fieldAlias[property] as any
 
     const path = isString(alias) ? alias : alias.path
+    const fieldAliasIsList = isString(alias) ? false : !!alias.isList
     const fullPath = [...currentPath.concat(path.split("."))]
 
     if (aliasRealPathMap.has(aliasPath)) {
@@ -868,7 +869,7 @@ export class RemoteJoiner {
       location: [...currentPath],
       property,
       path: fullPath,
-      isList: !!serviceConfig.relationships?.find(
+      isList: fieldAliasIsList || !!serviceConfig.relationships?.find(
         (relationship) => relationship.alias === parentFieldAlias
       )?.isList,
     })