v4.0.0

What's Changed

• Remove event listeners on unmount in useFlag and useVariant by @6uliver in #111
• chore: v3.5.3-beta.0 by @Tymek in #112
• Metric variants support by @kwasniew in #115
• Update dev dep by @kwasniew in #116
• Maintenance by @Tymek in #120
• Add initial context to README by @Tymek in #119
• Fix FlagProvider error callback by @Jestermaxrko in #118
• fix: hydration error from state update in FlagProvider (#124) by @faessler in #125
• fix(#129): detect variant payload change in useVariant hook by @thomasheartman in #132
• docs: add link to design principles by @FredrikOseberg in #133
• chore: add note for major release v4 by @andreas-unleash in #134

New Contributors

• @6uliver made their first contribution in #111
• @kwasniew made their first contribution in #115
• @Jestermaxrko made their first contribution in #118
• @faessler made their first contribution in #125
• @andreas-unleash made their first contribution in #134

Full Changelog: v3.5.2...v4.0.0