feat: add capture following

cmd.txt

@@ -5,4 +5,5 @@ scrapy runspider -o out.csv:csv fedcrawler_followers.py
 dos2unix out.csv
 uniq0 out.csv | sponge out.csv
 bash <(awk -f pp.awk template.dot) < out.csv >| out.dot
+awk -f to_dot.awk out.csv >| out.dot
 neato -Tsvg -o out.svg out.dot