Whip v2.1.1

What's Changed

• docs: clarify opt-in push notifications and current setup flow by @kosumic in #388
• fix(voice): preserve active calls across app lock and unlock by @kosumic in #391
• feat: keep voice calls active across provider sessions (#378) by @kosumic in #392
• feat(ios/browser): enable SSH tunneling with direct fallback (#394) by @kosumic in #395
• fix: keep terminal tab switches responsive by @kosumic in #397
• feat(files): show SFTP speed, ETA, and saved destinations by @kosumic in #399
• chore(deps): bump undici and cf in /legal-site by @dependabot[bot] in #369

Full Changelog: v2.1.0...v2.1.1