Update 3 files

- /Gemfile
- /_data/other_repo_list.csv
- /_data/ai-cache.json

Gemfile

@@ -14,4 +14,7 @@ group :jekyll_plugins do
   gem "jekyll-paginate", "~> 1.1.0"
   gem "kramdown-parser-gfm", "~> 1.1.0"
   gem "kramdown", "~> 2.3.2"
+  gem "csv"
+  gem "base64"
+  gem "bigdecimal"
 end