Release v5.7.0 · vlucas/phpdotenv

What's Changed

Fix parsing of export with single character variable names by @GrahamCampbell in #599
Fix formatting of Composer installation command by @xepozz in #589
Improve parser and loader performance by @GrahamCampbell in #600
PHP 8.6 support by @GrahamCampbell in #601
Require the covariant option and result types by @GrahamCampbell in #612
Improve option and result type precision by @GrahamCampbell in #613
Fix memory-safety crash on invalid UTF-8 variable names by @GrahamCampbell in #602
Make the putenv adapter null-byte safe by @GrahamCampbell in #603
Remove quadratic value parsing by @GrahamCampbell in #604
Resolve nested variables with fewer copies by @GrahamCampbell in #605
Strip a leading BOM from string input by @GrahamCampbell in #606
Improve diagnostics and messages by @GrahamCampbell in #607
Add regression tests for existing behaviour by @GrahamCampbell in #608
Stop comments from starting multiline values by @GrahamCampbell in #615
Document the real parsing, nesting, comment, escape and validation rules by @GrahamCampbell in #609
Resolve the strictness baseline entries at source by @GrahamCampbell in #614

Full Changelog: v5.6.4...v5.7.0