- nodeVersion config now defaults to system, its behavior changed, the option is deprecated, and Windows 32‑bit support is removed
- cy.readFile, cy.fixture, and cy.writeFile accept null encoding to handle binary Buffers; custom command typings are now based on declared chainables
- Sticky elements can now be scrolled correctly, document.referrer is accurate after cy.visit(), and invalid config values or duplicate command additions now throw errors
9.0.0
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