fix errors

.gitlab-ci.yml

@@ -35,17 +35,16 @@ release_job:
     stage: release
     image: python
     needs: ["pages"]
-    variables:
-      PATH: "$HOME/bin:$PATH"
     tags:
         - docker, specific
     rules:
         - if: $CI_COMMIT_TAG
     before_script:
+        - export PATH=$PATH:$HOME/bin
         - pip install twine
-        - mkdir -p ~/bin/
+        - mkdir -p $HOME/bin/
         - curl --location --output ~/bin/release-cli "https://release-cli-downloads.s3.amazonaws.com/latest/release-cli-linux-amd64"
-        - chmod +x ~/bin/release-cli
+        - chmod +x $HOME/bin/release-cli
 
     script:
         - python setup.py sdist