feat(pricing, types, utils, medusa-sdk): Pricing Module Setup + Currency (#4860)

What:

- Setups the skeleton for pricing module
- Creates service/model/repository for currency model
- Setups types
- Setups DB
- Moved some utils to a common place

RESOLVES CORE-1477
RESOLVES CORE-1476

packages/modules-sdk/src/definitions.ts

@@ -10,6 +10,7 @@ export enum Modules {
   INVENTORY = "inventoryService",
   CACHE = "cacheService",
   PRODUCT = "productService",
+  PRICING = "pricingService",
 }
 
 export enum ModuleRegistrationName {
@@ -18,6 +19,7 @@ export enum ModuleRegistrationName {
   INVENTORY = "inventoryService",
   CACHE = "cacheService",
   PRODUCT = "productModuleService",
+  PRICING = "pricingModuleService",
 }
 
 export const MODULE_PACKAGE_NAMES = {
@@ -26,6 +28,7 @@ export const MODULE_PACKAGE_NAMES = {
   [Modules.STOCK_LOCATION]: "@medusajs/stock-location",
   [Modules.INVENTORY]: "@medusajs/inventory",
   [Modules.CACHE]: "@medusajs/cache-inmemory",
+  [Modules.PRICING]: "@medusajs/pricing",
 }
 
 export const ModulesDefinition: { [key: string | Modules]: ModuleDefinition } =
@@ -97,6 +100,20 @@ export const ModulesDefinition: { [key: string | Modules]: ModuleDefinition } =
         resources: MODULE_RESOURCE_TYPE.SHARED,
       },
     },
+    [Modules.PRICING]: {
+      key: Modules.PRICING,
+      registrationName: ModuleRegistrationName.PRICING,
+      defaultPackage: false,
+      label: "PricingModuleService",
+      isRequired: false,
+      canOverride: true,
+      isQueryable: true,
+      dependencies: ["logger"],
+      defaultModuleDeclaration: {
+        scope: MODULE_SCOPE.INTERNAL,
+        resources: MODULE_RESOURCE_TYPE.SHARED,
+      },
+    },
   }
 
 export const MODULE_DEFINITIONS: ModuleDefinition[] =