chore: Make CI remove old build before pushing new one

.woodpecker.yml

@@ -31,8 +31,13 @@ steps:
       - git config --global user.email $MAIL
       - git config --global user.name "Woodpecker CI"
       - git clone -b pages https://$CODEBERG_TOKEN@codeberg.org/$CI_REPO.git $CI_REPO_NAME
+      # Remove old files from repository
+      - ls # Debug
+      - git -C $CI_REPO_NAME rm -r *
+      - ls # Debug
       # Copy build step output to repository folder
       - cp -ar $ZOLA_OUTPUT/. $CI_REPO_NAME/
+      - ls # Debug
       # Commit and push all static files with pipeline started timestamp
       - cd $CI_REPO_NAME
       - git add .