Cannot publish hugo via GitLab pipeline

Solved by entering inside the docsy folder and doing npm i. here is the complete pipeline:

variables:
  DART_SASS_VERSION: 1.77.8
  HUGO_VERSION: 0.133.1
  NODE_VERSION: 20
  GIT_DEPTH: 0
  GIT_STRATEGY: clone
  GIT_SUBMODULE_STRATEGY: recursive
  TZ: Europe/Rome

image:
  name: golang:1.23.0-bookworm

pages:
  script:
    - mkdir -p /etc/apt/keyrings
    - curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg
    - echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$NODE_VERSION.x nodistro main" | tee /etc/apt/sources.list.d/nodesource.list
    - apt-get update
    # Install brotli
    - apt-get install -y brotli ca-certificates curl gnupg
    # Install Dart Sass
    - curl -LJO https://github.com/sass/dart-sass/releases/download/${DART_SASS_VERSION}/dart-sass-${DART_SASS_VERSION}-linux-x64.tar.gz
    - tar -xf dart-sass-${DART_SASS_VERSION}-linux-x64.tar.gz
    - cp -r dart-sass/ /usr/local/bin
    - rm -rf dart-sass*
    - export PATH=/usr/local/bin/dart-sass:$PATH
    # Install Hugo
    - curl -LJO https://github.com/gohugoio/hugo/releases/download/v${HUGO_VERSION}/hugo_extended_${HUGO_VERSION}_linux-amd64.deb
    - apt-get install -y ./hugo_extended_${HUGO_VERSION}_linux-amd64.deb
    - rm hugo_extended_${HUGO_VERSION}_linux-amd64.deb
    # Install Node.js
    - apt-get install -y nodejs
    # Install Node.js dependencies
    - "[[ -f package-lock.json || -f npm-shrinkwrap.json ]] && npm ci || true"
    - cd themes/docsy
    - git checkout main
    - git pull
    - npm i
    - cd .. && cd ..
    # Build
    - hugo --gc --minify
    # Compress
    - find public -type f -regex '.*\.\(css\|html\|js\|txt\|xml\)$' -exec gzip -f -k {} \;
    - find public -type f -regex '.*\.\(css\|html\|js\|txt\|xml\)$' -exec brotli -f -k {} \;
  artifacts:
    paths:
      - public
  rules:
    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH