Add end-to-end test to CI

- use new MTA image and an initial test

.gitlab-ci.yml

@@ -1,12 +1,6 @@
 stages:
-  - build
   - test
-
-build-job:
-  stage: build
-  image: localhost:5000/huskbuilder:latest
-  script:
-    - cargo build
+  - e2e
 
 test-job:
   stage: test
@@ -14,3 +8,10 @@ test-job:
   script:
     - cargo test
 
+e2e-job:
+  stage: e2e
+  image: localhost:5000/mta:latest
+  script:
+    - bash /usr/bin/prepare.sh $CI_COMMIT_BRANCH
+    - bash /usr/bin/test_1.sh
+