adding unleash to ci (#5020)

* adding unleash to ci

* fixing formatting

* with a dot please

* alpha.3 now

* do not publish testing helpers

* remove old test-helpers cruft

* fix cargo.lock

* with alpha 4

* do not publish runtime-interface-test either

* disable more test crates from publishing

* switch to alpha.5

* replace tempdir with tempfile

* update lru

* switch to bytes 0.5

* release script fixes

* switch on and to latest alpha

* BUT THE SPACES

substrate/.gitlab-ci.yml

@@ -37,6 +37,9 @@ variables:
   CI_SERVER_NAME:                  "GitLab CI"
   DOCKER_OS:                       "debian:stretch"
   ARCH:                            "x86_64"
+  # FIXME set to release
+  CARGO_UNLEASH_INSTALL_PARAMS:    "--version 1.0.0-alpha.6"
+  CARGO_UNLEASH_PKG_DEF:           "--skip node node-* subkey chain-spec-builder"
 
 
 .collect-artifacts:                &collect-artifacts
@@ -174,6 +177,9 @@ test-dependency-rules:
       - $DEPLOY_TAG
   script:
     - .maintain/ensure-deps.sh
+    # FIXME set to release
+    - cargo install cargo-unleash ${CARGO_UNLEASH_INSTALL_PARAMS}
+    - cargo unleash check ${CARGO_UNLEASH_PKG_DEF}
 
 test-frame-staking:
   stage:                           test
@@ -550,6 +556,21 @@ publish-draft-release:
   interruptible:                   true
   allow_failure:                   true
 
+publish-to-crates-io:
+  stage:                           publish
+  <<:                              *docker-env
+  dependencies:
+    - build-linux-substrate
+    - test-dependency-rules
+  only:
+    - tags
+    - /^v[0-9]+\.[0-9]+\.[0-9]+.*$/
+  script:
+    - cargo install cargo-unleash ${CARGO_UNLEASH_INSTALL_PARAMS}
+    - cargo unleash em-dragons --no-check ${CARGO_UNLEASH_PKG_DEF}
+  interruptible:                   true
+  allow_failure:                   true
+
 .deploy-template:                  &deploy
   stage:                           kubernetes
   when:                            manual