feat(providers): add Pi coding agent (#7211)

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
Co-authored-by: Mike Olson <mwolson@member.fsf.org>
Co-authored-by: Julius Marminge <julius0216@outlook.com>
7b1499df13Wout Stiens committed on 9/21/2026, 5:32:47 AM· committed by Julius Marmingeparent3931de6
64 files changedLine totals unavailable