Major new feature 🚀

New exceptions-related rules

• Differentiate between checked and unchecked exceptions
• Enforce declaring thrown checked exceptions in @throws
• Report extra exceptions in @throws that aren't actually thrown

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Improvements 🔧

• Update composer/xdebug-handler (phpstan/phpstan-src@0b6b602)

Bugfixes 🐛

• TypeSpecifier - fix assignments in type-narrowing functions (phpstan/phpstan-src@b2bf703), #4982, #4761, #3331, #3446, #2640, #2413, #3106
• Fix throw expression throw point (phpstan/phpstan-src@1e4f2e1)
• Generics - fix handling optional parameter (phpstan/phpstan-src@7306405)
• BenevolentUnionType - be benevolent about TrinaryLogic methods (phpstan/phpstan-src@eeb08ba)
• FileTypeMapper - fix PHPDocs after anonymous class (phpstan/phpstan-src@00ff86b), #4985

Function signature fixes 🤖

• Updated getopt() return type (phpstan/phpstan-src@94b6c03), #4987, thanks @dktapps!