fix(#132): fix: change `tests` job

.gitlab-ci.yml

@@ -127,20 +127,25 @@ build_release_tag:
     IMAGE_TAG: "$CI_COMMIT_TAG"
     PODMAN_BUILD_OPTIONS: "--platform linux/amd64"
 
-test_debug:
+tests:
   stage: tests
-  extends: .docker_build
+  image: rust:1-bullseye
   rules:
     - if: $CI_COMMIT_REF_NAME =~ /^wip*$/
       when: manual
     - if: $CI_COMMIT_TAG
       when: never
     - if: '$CI_MERGE_REQUEST_ID || $CI_COMMIT_BRANCH == "master"'
-    - when: manual
+      when: manual
   variables:
-    IMAGE_NAME: "duniter/duniter-v2s-test"
-    IMAGE_TAG: "debug-sha-$CI_COMMIT_SHORT_SHA"
-    PODMAN_BUILD_OPTIONS: "--target build --build-arg debug=1 --build-arg cucumber=1"
+    DEBIAN_FRONTEND: noninteractive
+  script:
+    - apt-get update
+    - apt-get install -y clang cmake protobuf-compiler
+    # cargo build is required for cucumber tests anyway
+    - cargo build
+    - cargo tu
+    - cargo cucumber
 
 test_release:
   stage: tests