fix minor issues

.gitlab-ci.yml

@@ -34,11 +34,11 @@ commit_zip:
     - git add files-from-repos/intro-definition.zip
     - git add files-from-repos/showcase-definition.zip
     - git commit -m "Add authomatically deployment-files.zip"
-    - git push https://oauth2:${GITLAB_TOKEN}@gitlab.fi.muni.cz/inject/inject-docs.git HEAD:main -o ci.skip
+    - git push https://oauth2:${GITLAB_TOKEN}@gitlab.fi.muni.cz/inject/inject-docs.git HEAD:"$CI_PIPELINE_ID" -o ci.skip
   dependencies:
     - setup
   only:
-    - main
+    - change-me
 
 build:
   stage: build

README.md

@@ -133,4 +133,5 @@ When adding a new page, you will need to add a new option to this list. A few th
 
 To avoid accidental publishing, the tag `only:` should always be set to the name of the branch where it is located. 
 Also, the main branch should never have a valid gitlab-ci.yml that can publish pages. 
-For that reason the tag `only:` on the main branch of the project should be set to a different name other than the main branch.
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+For that reason the tag `only:` on the main branch of the project should be set to a different name other than the main branch.
+On the main branch, the tag is set to `change-me`, you need to change all of the occurrences of this tag to the current branch name.
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