enter image description hereI have ubuntu 20.04 and ruby version 2.4.9 the project was built in that version. The project uses jekyll. Jekyll serve not working. Please help

    adhithya@LAPTOP-8FDPCK9N:~/c360-blog$ jekyll serve
Ignoring executable-hooks-1.6.0 because its extensions are not built. Try: gem pristine executable-hooks --version 1.6.0
Ignoring gem-wrappers-1.4.0 because its extensions are not built. Try: gem pristine gem-wrappers --version 1.4.0
Traceback (most recent call last):
        8: from /usr/bin/jekyll:6:in `<main>'
        7: from /usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_require.rb:92:in `require'
        6: from /usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_require.rb:92:in `require'
        5: from /usr/lib/ruby/vendor_ruby/jekyll.rb:33:in `<top (required)>'
        4: from /usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_require.rb:92:in `require'
        3: from /usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_require.rb:92:in `require'
        2: from /usr/lib/ruby/vendor_ruby/addressable/uri.rb:23:in `<top (required)>'
        1: from /usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_require.rb:92:in `require'
/usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_require.rb:92:in `require': cannot load such file -- public_suffix (LoadError)