Function getGanZhiInfo

Heavenly Stems (天干) and Earthly Branches (地支) calculations. Used for year/month/day pillars in traditional Chinese timekeeping.

getGanZhiInfo(value: LunarDateValue, jde: number): GanZhiInfo
Get full GanZhi info for a date (year, month, day pillars)

This provides the three pillars of the 四柱八字 (Four Pillars of Destiny), minus the hour pillar which requires time-of-day information.
Parameters
- value: LunarDateValue
  Lunar date value
- jde: number
  Julian Ephemeris Day (needed for day pillar calculation)
Returns GanZhiInfo
Complete GanZhi info with year, month, and day pairs
Example
```
const info = getGanZhiInfo(value, jde)
// { year: { gan: 0, zhi: 0 }, month: { gan: 2, zhi: 2 }, day: { gan: 0, zhi: 0 } }
```
- Defined in ganzhi.ts:126