feat(core-flows,medusa,types): add automatic-taxes to region + generate tax lines endpoint (#6667)

what:

- endpoint to generate tax lines
- update workflows to force calculate tax lines with a flag
- added automatic_taxes to region

packages/region/src/migrations/RegionModuleSetup20240205173216.ts

@@ -20,9 +20,10 @@ ALTER TABLE "region" DROP CONSTRAINT IF EXISTS "FK_3bdd5896ec93be2f1c62a3309a5";
 ALTER TABLE "region" DROP CONSTRAINT IF EXISTS "FK_91f88052197680f9790272aaf5b";
 ${generatePostgresAlterColummnIfExistStatement(
   "region",
-  ["tax_rate", "gift_cards_taxable", "automatic_taxes", "includes_tax"],
+  ["tax_rate", "gift_cards_taxable", "includes_tax"],
   "DROP NOT NULL"
 )}
+ALTER TABLE "region" ADD COLUMN IF NOT EXISTS "automatic_taxes" BOOLEAN NOT NULL DEFAULT TRUE;
 CREATE INDEX IF NOT EXISTS "IDX_region_deleted_at" ON "region" ("deleted_at") WHERE "deleted_at" IS NOT NULL;
 -- Create or update "region_country" table
 CREATE TABLE IF NOT EXISTS "region_country" (

packages/region/src/models/region.ts

@@ -6,7 +6,6 @@ import {
   Entity,
   Filter,
   Index,
-  ManyToOne,
   OnInit,
   OneToMany,
   OptionalProps,
@@ -31,6 +30,9 @@ export default class Region {
   @Property({ columnType: "text" })
   currency_code: string
 
+  @Property({ columnType: "boolean" })
+  automatic_taxes = true
+
   @OneToMany(() => Country, (country) => country.region)
   countries = new Collection<Country>(this)