Support conversational flows in the CLI TUI (#6293)

* Add conversational flow TUI support

* properly support tui

lib/cli/tests/test_kickoff_flow.py

@@ -0,0 +1,63 @@
+from __future__ import annotations
+
+import sys
+
+from crewai_cli import kickoff_flow
+
+
+def test_loads_conversational_flow_from_kickoff_script(tmp_path, monkeypatch) -> None:
+    package_dir = tmp_path / "src" / "demo_chat"
+    package_dir.mkdir(parents=True)
+    (package_dir / "__init__.py").write_text("")
+    (package_dir / "main.py").write_text(
+        "\n".join(
+            [
+                "from crewai.flow import Flow",
+                "",
+                "class DemoChatFlow(Flow):",
+                "    conversational = True",
+            ]
+        )
+    )
+    (tmp_path / "pyproject.toml").write_text(
+        "\n".join(
+            [
+                "[project]",
+                'name = "demo-chat"',
+                "[project.scripts]",
+                'kickoff = "demo_chat.main:kickoff"',
+            ]
+        )
+    )
+    monkeypatch.chdir(tmp_path)
+    sys.modules.pop("demo_chat.main", None)
+    sys.modules.pop("demo_chat", None)
+
+    flow = kickoff_flow._load_conversational_flow_from_kickoff_script()
+
+    assert flow is not None
+    assert type(flow).__name__ == "DemoChatFlow"
+    assert flow.conversational is True
+
+
+def test_kickoff_flow_falls_back_to_uv_when_no_conversational_flow(
+    monkeypatch,
+) -> None:
+    calls: list[list[str]] = []
+
+    def fake_run(command, capture_output, text, check):
+        calls.append(command)
+
+        class Result:
+            stderr = ""
+
+        return Result()
+
+    monkeypatch.setattr(
+        kickoff_flow, "_load_conversational_flow_from_kickoff_script", lambda: None
+    )
+    monkeypatch.setattr(kickoff_flow.subprocess, "run", fake_run)
+
+    kickoff_flow.kickoff_flow()
+
+    assert calls == [["uv", "run", "kickoff"]]