Fix issues with pushing to gitlab

.gitlab-ci.yml

@@ -49,10 +49,8 @@ check updates:
     - eval "$(ssh-agent -s)"
     - chmod 0600 $SSH_UPDATE_KEY
     - ssh-add $SSH_UPDATE_KEY
-    - mkdir -p ~/.ssh
-    - chmod 700 ~/.ssh
+    - mkdir -p ~/.ssh && touch ~/.ssh/known_hosts
     - ssh-keyscan git.lewd.wtf >> ~/.ssh/known_hosts
-    - chmod 644 ~/.ssh/known_hosts
     - git config --global user.name "NixOS Flake Update"
     - git config --global user.email "git@lewd.wtf"
     - git remote rm origin && git remote add origin "git@git.lewd.wtf:${CI_PROJECT_PATH}.git"
@@ -60,7 +58,7 @@ check updates:
     - nix flake update
     # Push changes
     - git checkout -b flakes_update
-    - git add .
+    - git add flake.lock
     - git commit -m 'Update NixOS Flakes'
     - git push --set-upstream origin flakes_update -o merge_request.create
   rules: