Version 0.81

Released September 15, 2025

• Add Saint Helena, Ascension and Tristan da Cunha holidays (#2820 by @Abheelash-Mishra, @arkid15r)
• Add Sudan holidays (#2854 by @anshonweb)
• Update Chinese Lunisolar calendar: extend Winter Solstice support (#2927 by @KJhellico)
• Update Philippines holidays: add 2026 holidays (#2912 by @KJhellico)
• Update Spain holidays: add Dec 3 holiday in Navarre (#2895 by @KJhellico)
• Update countries with Eastern holidays: add estimated holidays labels (#2924 by @KJhellico, @arkid15r)
• Update release notes generator (#2929 by @KJhellico)
• Simplify N802 suppression for common.py (#2880 by @arkid15r)

Full Changelog: v0.80...v0.81