feat(core-flows,medusa,types,utils): add/remove fulfillment shipping option rules (#6698)

what:

- adds fulfillment shipping option rules batch endpoint
- remove fulfillment shipping option rules batch endpoint
- breaks my British based education to not call it fulfilment with a single "l"

packages/utils/src/common/index.ts

@@ -7,8 +7,8 @@ export * from "./convert-item-response-to-update-request"
 export * from "./create-container-like"
 export * from "./create-psql-index-helper"
 export * from "./deduplicate"
-export * from "./deep-equal-obj"
 export * from "./deep-copy"
+export * from "./deep-equal-obj"
 export * from "./errors"
 export * from "./generate-entity-id"
 export * from "./generate-linkable-keys-map"
@@ -42,6 +42,7 @@ export * from "./remote-query-object-from-string"
 export * from "./remote-query-object-to-string"
 export * from "./remove-nullisih"
 export * from "./remove-undefined"
+export * from "./rules"
 export * from "./selector-constraints-to-string"
 export * from "./set-metadata"
 export * from "./simple-hash"

packages/utils/src/common/rules.ts

@@ -0,0 +1,10 @@
+export enum RuleOperator {
+  IN = "in",
+  EQ = "eq",
+  NE = "ne",
+  GT = "gt",
+  GTE = "gte",
+  LT = "lt",
+  LTE = "lte",
+  NIN = "nin",
+}