File prepare-release.rb of Package element

#!/usr/bin/env ruby

lines = File.readlines("index.html")

modified = false
lines.map! do |line|
    if line.include?('<meta property="og:image"')
        puts "Modifying line #{line}"
        line = '<meta property="og:image" content="https://element.smar.fi/opengraph.png" />'
        modified = true
    end
    line
end

if modified == false
    echo "WARNING: did not find correct og:image tag..."
    exit 1
end

File.open "index.html", "w" do |file|
    file.puts lines
end