fix: 优化架构

engine/adapters/video/ltx_adapter.py

@@ -0,0 +1,18 @@
+from __future__ import annotations
+
+from pathlib import Path
+
+from engine.config import AppConfig
+
+from .base import BaseVideoGen
+
+
+class LTXVideoGen(BaseVideoGen):
+    def __init__(self, cfg: AppConfig):
+        self.cfg = cfg
+
+    def generate(self, image_path: str, prompt: dict, output_path: str | Path) -> str:
+        # Reserved for future: direct image->video generation (LTX / diffusion video).
+        # Current project keeps clip generation via MoviePy for stability.
+        raise NotImplementedError("LTXVideoGen is not implemented yet")
+