Add public demo application contracts

apps/t2v_demo/app.py

@@ -15,6 +15,7 @@
 
 from aiohttp import web
 
+from flashdreams.demo import Application, DemoAdapterApplication
 from flashdreams.runtime import InferenceConfig
 from flashdreams.runtime.demo import (
     DemoSpec,
@@ -195,6 +196,28 @@ def launch_t2v(
     )
 
 
+def create_app(config: "T2VDemoRunnerConfig | None" = None) -> Application:
+    """Create the default public T2V application without CLI parsing."""
+    from .runner import RUNNER_T2V
+
+    config = RUNNER_T2V if config is None else config
+    adapter = make_adapter(config.backend)
+    scenario = _scenario(config, {})
+    return DemoAdapterApplication(
+        adapter=adapter,
+        spec=_spec(
+            config,
+            adapter=adapter,
+            scenario=scenario,
+            input_mode="replay",
+            output=NullOutputSpec(),
+        ),
+    )
+
+
+createApp = create_app
+
+
 def _scenario(
     config: "T2VDemoRunnerConfig", overrides: dict[str, object]
 ) -> dict[str, object]:
@@ -342,4 +365,4 @@ async def playback(_: web.Request) -> web.StreamResponse:
     app.router.add_get("/api/t2v/playback", playback)
 
 
-__all__ = ["T2VWebRTCSessionManager", "launch_t2v"]
+__all__ = ["T2VWebRTCSessionManager", "createApp", "create_app", "launch_t2v"]

apps/t2v_demo/pyproject.toml

@@ -15,6 +15,9 @@ dependencies = ["flashdreams[serving]"]
 [project.entry-points."flashdreams.runner_configs"]
 t2v = "t2v_demo.runner:RUNNER_T2V"
 
+[project.entry-points."flashdreams.applications"]
+t2v = "t2v_demo.app:create_app"
+
 [tool.uv.sources]
 flashdreams = { workspace = true }
 

apps/t2v_demo/tests/test_runner.py

@@ -3,10 +3,15 @@
 
 from __future__ import annotations
 
+from pathlib import Path
+
 import pytest
+import tomli
 from t2v_demo import app
 from t2v_demo.runner import RUNNER_T2V, T2VDemoRunnerConfig
 
+from flashdreams.demo import Application
+
 pytestmark = pytest.mark.ci_cpu
 
 
@@ -15,6 +20,30 @@ def test_t2v_runner_slug_has_launch_capability() -> None:
     assert RUNNER_T2V.launch_capability == "t2v_demo.launch:LAUNCH_CAPABILITY"
 
 
+def test_t2v_registers_application_entry_point() -> None:
+    pyproject_path = Path(__file__).parents[1] / "pyproject.toml"
+    pyproject = tomli.loads(pyproject_path.read_text())
+
+    assert pyproject["project"]["entry-points"]["flashdreams.applications"] == {
+        "t2v": "t2v_demo.app:create_app"
+    }
+
+
+def test_t2v_create_app_exposes_public_application() -> None:
+    public_app = app.create_app(
+        T2VDemoRunnerConfig(
+            runner_name="t2v-test",
+            description="test",
+            backend="self-forcing",
+            prompt="A waterfall",
+            total_blocks=3,
+        )
+    )
+
+    assert app.createApp is app.create_app
+    assert isinstance(public_app, Application)
+
+
 def test_runner_mp4_launch_uses_demo_entrypoint(
     monkeypatch: pytest.MonkeyPatch,
 ) -> None: