# Changelog

### v1.1.2 (2021-05-05)

- Ignore negative TTFB values in Firefox ([#147](https://github.com/GoogleChrome/web-vitals/pull/147))
- Add workaround for Safari FCP bug ([#145](https://github.com/GoogleChrome/web-vitals/pull/145))
- Add more extensive FID feature detect ([#143](https://github.com/GoogleChrome/web-vitals/pull/143))

### v1.1.1 (2021-03-13)

- Remove use of legacy API to detect Firefox ([#128](https://github.com/GoogleChrome/web-vitals/pull/128))

### v1.1.0 (2021-01-13)

- Fix incorrect UMD config for base+polyfill script ([#117](https://github.com/GoogleChrome/web-vitals/pull/117))
- Fix missing getter in polyfill ([#114](https://github.com/GoogleChrome/web-vitals/pull/114))
- Add support for Set in place of WeakSet for IE11 compat ([#110](https://github.com/GoogleChrome/web-vitals/pull/110))

### v1.0.1 (2020-11-16)

- Fix missing `typings` declaration ([#90](https://github.com/GoogleChrome/web-vitals/pull/90))

### v1.0.0 (2020-11-16)

- **[BREAKING]** Add support for reporting metrics on back/forward cache restore ([#87](https://github.com/GoogleChrome/web-vitals/pull/87))

- **[BREAKING]** Remove the `isFinal` flag from the Metric interface ([#86](https://github.com/GoogleChrome/web-vitals/pull/86))

- Remove the scroll listener to stop LCP observing ([#85](https://github.com/GoogleChrome/web-vitals/pull/85))

### v0.2.4 (2020-07-23)

- Remove the unload listener ([#68](https://github.com/GoogleChrome/web-vitals/pull/68))

### v0.2.3 (2020-06-26)

- Ensure reports only occur if a PO was created ([#58](https://github.com/GoogleChrome/web-vitals/pull/58))

### v0.2.2 (2020-05-12)

- Remove package `type` field ([#35](https://github.com/GoogleChrome/web-vitals/pull/35))

### v0.2.1 (2020-05-06)

- Ensure all modules are pure modules ([#23](https://github.com/GoogleChrome/web-vitals/pull/23))
- Ensure proper TypeScript exports and config ([#22](https://github.com/GoogleChrome/web-vitals/pull/22))

### v0.2.0 (2020-05-03)

- Initial public release

### v0.1.0 (2020-04-24)

- Initial pre-release