remove mailserver from docker test setup

.github/workflows/test_backend.yml

@@ -44,7 +44,7 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Backend | docker-compose mariadb
-        run: docker compose -f docker-compose.yml -f docker-compose.test.yml up --detach --no-deps mariadb mailserver
+        run: docker compose -f docker-compose.yml -f docker-compose.test.yml up --detach --no-deps mariadb
 
       - name: Sleep for 30 seconds
         run: sleep 30s

backend/src/emails/sendEmailTranslated.test.ts

@@ -23,11 +23,11 @@ jest.mock('nodemailer', () => {
     __esModule: true,
     createTransport: jest.fn(() => {
       return {
-        sendMail: jest.fn(() => {
+        sendMail: () => {
           return {
             messageId: 'message',
           }
-        }),
+        },
       }
     }),
   }

backend/src/emails/sendEmailVariants.test.ts

@@ -35,6 +35,21 @@ CONFIG.EMAIL_SMTP_HOST = testMailServerHost
 CONFIG.EMAIL_SMTP_PORT = testMailServerPort
 CONFIG.EMAIL_TLS = testMailTLS
 
+jest.mock('nodemailer', () => {
+  return {
+    __esModule: true,
+    createTransport: jest.fn(() => {
+      return {
+        sendMail: () => {
+          return {
+            messageId: 'message',
+          }
+        },
+      }
+    }),
+  }
+})
+
 let con: Connection
 let testEnv: {
   mutate: ApolloServerTestClient['mutate']