feat: Workflow engine modules (#6128)

packages/workflow-engine-redis/mikro-orm.config.dev.ts

@@ -0,0 +1,8 @@
+import * as entities from "./src/models"
+
+module.exports = {
+  entities: Object.values(entities),
+  schema: "public",
+  clientUrl: "postgres://postgres@localhost/medusa-workflow-engine-redis",
+  type: "postgresql",
+}