Fix various parser gaps

[rlerdorf]

• Asymmetric Visibility: add public(set)
  • Added PublicSetKeyword token
  • Updated PropertyDeclaration node to include setVisibilityToken field
  • Parser now extracts and handles asymmetric visibility modifiers in properties
  • Added test case: asymmetric-visibility-public-set.php
• New Without Parentheses with Chaining
  • Enhanced new expression parsing to support chaining (->?, [], (), ::) directly after new without parentheses
• Unterminated Comment Detection
  • Added detection for unterminated /* or /** comments at end of file
  • New unterminatedCommentDiagnostic field on SourceFileNode
  • Fixed DiagnosticsProvider to check root node diagnostics
• Invalid Syntax Error Recovery
  • Parse enum cases in classes (invalid but accepted for better error recovery)
  • Parse trait use in interfaces (invalid but accepted for error recovery)
  • Detect invalid ?Type|OtherType syntax (nullable with union types) and mark as error
• Abstract Property Hooks
  • Added support for abstract/interface property hooks with just semicolon
• Legacy Type Aliases
  • Added support for legacy type keywords for better error recovery: boolean, integer, double, real, binary

[chatgpt-codex-connector]

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[rlerdorf]

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[chatgpt-codex-connector]

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[rlerdorf]

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[chatgpt-codex-connector]

Codex Review: Didn't find any major issues. Nice work!

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Codex Review: Didn't find any major issues. Chef's kiss.

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