v1.2.0-canary.6

Core

• Fix empty --filter regression, by removing run all behavior that was previously used in tests by @gsoltis in #1000

Docs

• Use exact nextra version by @Kikobeats in #989
• Update css order to fix docs hero by @tknickman in #992
• Fix hero in Safari by @jaredpalmer in #999

New Contributors

• @Kikobeats made their first contribution in #989

Full Changelog: v1.2.0-canary.5...v1.2.0-canary.6