[Feature Request] Restore cmd+delete to delete single line instead of entire prompt

Bug Description
I honestly really don't like how you guys changed command+delete from deleting 1 line to deleting the whole prompt because I have now like 5 times made big prompts and than deleted all of it.

Environment Info

• Platform: darwin
• Terminal: ghostty
• Version: 2.1.112
• Feedback ID: e7131f61-68b8-4bb1-b554-389a3d23fe74

Errors

[{"error":"Error: EISDIR: illegal operation on a directory, read '/Users/install/Dropbox/SHANE/Coding/obsidian_files/thimble/lib'\n    at WKH (/$bunfs/root/src/entrypoints/cli.js:1561:144)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-17T23:14:49.555Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-18T00:40:45.672Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-18T01:13:55.295Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-18T01:58:29.709Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-18T18:32:28.083Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-19T05:30:35.238Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-19T05:33:45.176Z"}]