add Medusa Cloud Email provider (#13781)

* add Medusa Cloud Email provider

* move cloud config to project level

* add tests

* Create breezy-flowers-fly.md

* rename medusa_cloud_config to cloud

---------

Co-authored-by: Oli Juhl <59018053+olivermrbl@users.noreply.github.com>

packages/modules/notification/src/providers/medusa-cloud-email.ts

@@ -0,0 +1,49 @@
+import { Logger, NotificationTypes } from "@medusajs/framework/types"
+import { AbstractNotificationProviderService } from "@medusajs/framework/utils"
+import { MedusaCloudEmailOptions } from "@types"
+
+export class MedusaCloudEmailNotificationProvider extends AbstractNotificationProviderService {
+  static identifier = "notification-medusa-cloud-email"
+  protected options_: MedusaCloudEmailOptions
+  protected logger_: Logger
+
+  constructor({}, options: MedusaCloudEmailOptions) {
+    super()
+
+    this.options_ = options
+  }
+
+  async send(
+    notification: NotificationTypes.ProviderSendNotificationDTO
+  ): Promise<NotificationTypes.ProviderSendNotificationResultsDTO> {
+    try {
+      const response = await fetch(`${this.options_.endpoint}/send`, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+          Authorization: `Basic ${this.options_.api_key}`,
+          "x-medusa-environment-handle": this.options_.environment_handle,
+        },
+        body: JSON.stringify({
+          to: notification.to,
+          from: notification.from,
+          attachments: notification.attachments,
+          template: notification.template,
+          data: notification.data,
+          content: notification.content,
+        }),
+      })
+      const responseBody = await response.json()
+
+      if (!response.ok) {
+        throw new Error(
+          `Failed to send email: ${response.status} - ${response.statusText}: ${responseBody.message}`
+        )
+      }
+
+      return { id: responseBody.id }
+    } catch (error) {
+      throw new Error(`Failed to send email: ${error.message}`)
+    }
+  }
+}