feat(medusa): Prevent build command from throwing on missing config (#14540)

**What**
Prevent the build command from failing on mising config

packages/medusa/src/commands/build.ts

@@ -12,6 +12,7 @@ export default async function build({
 }) {
   const container = await initializeContainer(directory, {
     skipDbConnection: true,
+    throwOnError: false,
   })
   const logger = container.resolve(ContainerRegistrationKeys.LOGGER)
 

packages/medusa/src/loaders/index.ts

@@ -134,10 +134,13 @@ export async function initializeContainer(
   rootDirectory: string,
   options?: {
     skipDbConnection?: boolean
+    throwOnError?: boolean
   }
 ): Promise<MedusaContainer> {
   await featureFlagsLoader(rootDirectory)
-  const configDir = await configLoader(rootDirectory, "medusa-config")
+  const configDir = await configLoader(rootDirectory, "medusa-config", {
+    throwOnError: options?.throwOnError,
+  })
   await featureFlagsLoader(join(__dirname, ".."))
 
   const customLogger = configDir.logger ?? defaultLogger