build: migrate to create-typescript-app@1

[JoshuaKGoldberg]

PR Checklist

• Addresses an existing open issue: fixes 🛠 Tooling: Migrate to create-typescript-app@1 #89
• That issue was marked as status: accepting prs
• Steps in CONTRIBUTING.md were taken

Overview

npx create-typescript-app --mode migrate --author JoshuaKGoldberg --base everything --description "Creates a Markdown table summarizing your GitHub sponsors. 💰" --email [email protected] --funding JoshuaKGoldberg --owner JoshuaKGoldberg --repository github-sponsors-to-markdown --title "GitHub Sponsors to Markdown"

Adds a bit of testing while I'm here.

[codecov]

Codecov Report

Merging #90 (76e398a) into main (9b51696) will increase coverage by 52.54%.
Report is 1 commits behind head on main.
The diff coverage is 51.42%.

❗ Current head 76e398a differs from pull request most recent head 3636927. Consider uploading reports for the commit 3636927 to get more accurate results

@@            Coverage Diff             @@
##            main      #90       +/-   ##
==========================================
+ Coverage   0.00%   52.54%   +52.54%     
==========================================
  Files          3        5        +2     
  Lines         42      255      +213     
  Branches       8        8               
==========================================
+ Hits           0      134      +134     
- Misses        42      121       +79     

Files	Coverage Δ
src/getSponsorshipsAsMaintainer.ts	100.00% <100.00%> (ø)
src/groupSponsorships.ts	100.00% <100.00%> (ø)
src/options.ts	0.00% <0.00%> (ø)
src/index.ts	0.00% <0.00%> (ø)

... and 1 file with indirect coverage changes

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more

[JoshuaKGoldberg]

@all-contributors please add @JoshuaKGoldberg for infra.

🤖 Beep boop! This comment was added automatically by all-contributors-auto-action.
Not all contributions can be detected from Git & GitHub alone. Please comment any missing contribution types this bot missed.
...and of course, thank you for contributing! 💙

[allcontributors]

@JoshuaKGoldberg

I've put up a pull request to add @JoshuaKGoldberg! 🎉

I couldn't determine any contributions to add, did you specify any contributions?
Please make sure to use valid contribution names.