Add fmt and clippy

.gitlab-ci.yml

@@ -6,6 +6,7 @@
 
 
 stages:
+  - lint
   - test
   - publish
 
@@ -67,6 +68,24 @@ variables:                         &default-vars
     paths:
       - ./artifacts/
 
+#### stage:                        lint
+
+fmt:
+  stage:                           lint
+  image:                           "${CI_IMAGE}"
+  <<:                              *kubernetes-env
+  script:
+    - cargo +nightly fmt --all -- --check
+
+clippy:
+  stage:                           lint
+  <<:                              *docker-env
+  script:
+    # add clippy is temporary until tests in substrate are not fixed
+    # https://github.com/paritytech/substrate/pull/9637
+    - rustup component add clippy --toolchain nightly-x86_64-unknown-linux-gnu
+    - cargo +nightly clippy -- -D warnings
+
 #### stage:                        test
 
 test-linux-stable: