[feat] Streaming diffusion video generation output (#3737)

Signed-off-by: Huang, Zeyu <11222265+fhfuih@users.noreply.github.com>
Signed-off-by: Zeyu Huang | 黃澤宇 <11222265+fhfuih@users.noreply.github.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Cursor <cursoragent@cursor.com>

pyproject.toml

@@ -40,6 +40,7 @@ dev = [
     "pytest-asyncio>=0.21.0",
     "pytest-cov>=4.0.0",
     "pytest-mock>=3.10.0",
+    "websockets>=15.0.1",
     "datasets>=2.14.0",
     "mypy==1.11.1",
     "pre-commit==4.0.1",