Function lerp

lerp(a: number, b: number, t: number): number
Linear interpolation between two values
Parameters
- a: number
  Start value
- b: number
  End value
- t: number
  Interpolation factor (0-1)
Returns number
Interpolated value
Example
```
lerp(0, 100, 0.5); // 50
lerp(0, 100, 0.25); // 25
```
- Defined in src/core/math/utils.ts:45