Scenario 1

Auspiciousness guidance: Tai Sui directions, Xi/YangGui/YinGui/Fu/Cai, Chong/Sha, TianShen, Yi/Ji, LiuYao, and Xiu descriptors

Scenario 2

Human-readable date output with GanZhi/NaYin/ShengXiao, weeks, and western zodiac lookup

Scenario 3

Period navigation across weeks, months, seasons, half-years, years, plus Buddhist/Tao date views

Scenario 4

Fate-cycle timelines (Yun, DaYun, LiuNian, LiuYue, XiaoYun) with gender/sect start offsets

Scenario 5

Seasonal tradition calculators for ShuJiu, Fu (sanfu), WuHou phases, and YueXiang moon phases

Scenario 6

Gregorian calendar helpers for festivals, leap-year checks, and workday-aware date arithmetic

Scenario 7

Solar term access with Jie/Qi tables and Hou/WuHou descriptions

Scenario 8

HolidayUtil overrides for querying and patching official holidays and workday rules

Scenario 9

Solar/Lunar creation and conversion from YMD/HMS or Julian day with leap-month support

Scenario 10

EightChar (BaZi) calculations with WuXing/NaYin/shiShen and reverse BaZi-to-Solar search