Function combineStanceWithSide

combineStanceWithSide(
    stance: TrigramStance,
    laterality: StanceLaterality,
):
    | "geon_left"
    | "geon_right"
    | "tae_left"
    | "tae_right"
    | "li_left"
    | "li_right"
    | "jin_left"
    | "jin_right"
    | "son_left"
    | "son_right"
    | "gam_left"
    | "gam_right"
    | "gan_left"
    | "gan_right"
    | "gon_left"
    | "gon_right"
Create a combined stance+laterality string.

Korean: 자세 측면 결합

Combines a trigram stance and laterality into a single string identifier.
Parameters
- stance: TrigramStance
  Trigram stance
- laterality: StanceLaterality
  Stance laterality
Returns
    | "geon_left"
    | "geon_right"
    | "tae_left"
    | "tae_right"
    | "li_left"
    | "li_right"
    | "jin_left"
    | "jin_right"
    | "son_left"
    | "son_right"
    | "gam_left"
    | "gam_right"
    | "gan_left"
    | "gan_right"
    | "gon_left"
    | "gon_right"
Combined string in format "stance_laterality"
Example
```
const combined = combineStanceWithSide("geon", "left");
// "geon_left"
```
Korean
자세측면결합
- Defined in systems/trigram/types.ts:124