Main goals:
Read input CSV file with keywoards and links. Send each keyword to google api. Locate if link is in resultes. Write result position.
Examle use: program.exe input.csv output.csv
Output should be CSV file with to 3 columns. First column keywoard, second page position, third link.
Dart example: https://github.com/dart-archive/googleapis_examples/tree/master/customsearch_browser_apikey
Public search url: https://cse.google.com/cse?cx=a218432399cc24b39#gsc.tab=0