yumoqing a7099d37f3 docs: add video model-specific input parameters to API.md
Extracted input parameters from video-model-api-doc.md for each platform:
- Vidu: T2V, I2V, 2I2V, Ref2V (v1/v2 subject/non-subject modes)
- Seedance: T2V, TI2V, Ref2V
- Tongyi/DashScope: T2V, I2V, 2I2V, Ref2V, IA2V
- Kling: T2V
- Hailuo/MiniMax: TI2V
- HappyHorse: T2V, I2V, Ref2V
2026-05-30 22:45:51 +08:00
..