feat(workflows,medusa,utils): add medusa v2 feature flag (#5603)

* chore: add medusa v2 feature flag

* chore: cleanup more FF

* chore: cleanup workflows FF

* chore: add comments on broken specs

* chore: added check for package registration

* chore: reenable workflows FF for create order workflow

* chore: disable FF on test cli db

* chore: hide loader validation behind FF

* chore: use medusa v2 enabled

* chore: register feature flag router in use-db

* chore: change to minro

integration-tests/environment-helpers/use-db.js

@@ -2,7 +2,11 @@ const path = require("path")
 
 const { getConfigFile } = require("medusa-core-utils")
 const { asValue } = require("awilix")
-const { isObject, createMedusaContainer } = require("@medusajs/utils")
+const {
+  isObject,
+  createMedusaContainer,
+  MedusaV2Flag,
+} = require("@medusajs/utils")
 const { dropDatabase } = require("pg-god")
 const { DataSource } = require("typeorm")
 const dbFactory = require("./use-template-db")
@@ -140,27 +144,25 @@ module.exports = {
 
     instance.setDb(dbDataSource)
 
-    const IsolateProductDomainFeatureFlag =
-      require("@medusajs/medusa/dist/loaders/feature-flags/isolate-product-domain").default
-    const IsolatePricingDomainFeatureFlag =
-      require("@medusajs/medusa/dist/loaders/feature-flags/isolate-pricing-domain").default
-
-    if (
-      featureFlagRouter.isFeatureEnabled(IsolateProductDomainFeatureFlag.key) ||
-      featureFlagRouter.isFeatureEnabled(IsolatePricingDomainFeatureFlag.key)
-    ) {
+    if (featureFlagRouter.isFeatureEnabled(MedusaV2Flag.key)) {
       const pgConnectionLoader =
         require("@medusajs/medusa/dist/loaders/pg-connection").default
 
+      const featureFlagLoader =
+        require("@medusajs/medusa/dist/loaders/feature-flags").default
+
       const medusaAppLoader =
         require("@medusajs/medusa/dist/loaders/medusa-app").default
 
       const container = createMedusaContainer()
 
+      const featureFlagRouter = await featureFlagLoader(configModule)
+
       container.register({
         [ContainerRegistrationKeys.CONFIG_MODULE]: asValue(configModule),
         [ContainerRegistrationKeys.LOGGER]: asValue(console),
         [ContainerRegistrationKeys.MANAGER]: asValue(dbDataSource.manager),
+        featureFlagRouter: asValue(featureFlagRouter),
       })
 
       const pgConnection = await pgConnectionLoader({ configModule, container })