Improve Prompt

What's Changed

• FIX: Ignore everything after triple backticks in response by @ndbroadbent in #8
• Include OS comment (Mac or Linux) so GPT-3 knows to run brew install vs. apt-get install, etc. by @ndbroadbent in #7
• fix(doc): Add usage link by @AielloChan in #10

New Contributors

• @AielloChan made their first contribution in #10

Full Changelog: v0.1.3...v0.1.4