fix(cli): skip project install for json crew sync

lib/cli/tests/test_install_crew.py

@@ -0,0 +1,66 @@
+from pathlib import Path
+
+import pytest
+
+import crewai_cli.install_crew as install_crew_module
+
+
+@pytest.fixture(autouse=True)
+def _tool_credentials(monkeypatch):
+    monkeypatch.setattr(
+        install_crew_module,
+        "build_env_with_all_tool_credentials",
+        lambda: {"CREWAI_TEST": "1"},
+    )
+
+
+def test_install_crew_json_project_skips_project_install(
+    fp, monkeypatch, tmp_path: Path
+):
+    monkeypatch.chdir(tmp_path)
+    (tmp_path / "pyproject.toml").write_text(
+        """
+[project]
+name = "json_crew"
+
+[tool.crewai]
+type = "crew"
+""".strip()
+    )
+    (tmp_path / "crew.jsonc").write_text("{}\n")
+    fp.register(["uv", "sync", "--no-install-project"], stdout="")
+
+    install_crew_module.install_crew([])
+
+
+def test_install_crew_flow_project_installs_project(fp, monkeypatch, tmp_path: Path):
+    monkeypatch.chdir(tmp_path)
+    (tmp_path / "pyproject.toml").write_text(
+        """
+[project]
+name = "flow_project"
+
+[tool.crewai]
+type = "flow"
+""".strip()
+    )
+    (tmp_path / "crew.jsonc").write_text("{}\n")
+    fp.register(["uv", "sync"], stdout="")
+
+    install_crew_module.install_crew([])
+
+
+def test_install_crew_classic_project_installs_project(
+    fp, monkeypatch, tmp_path: Path
+):
+    monkeypatch.chdir(tmp_path)
+    (tmp_path / "pyproject.toml").write_text("[project]\nname = 'classic'\n")
+    fp.register(["uv", "sync"], stdout="")
+
+    install_crew_module.install_crew([])
+
+
+def test_install_crew_install_project_false_adds_no_install_project(fp):
+    fp.register(["uv", "sync", "--no-install-project", "--frozen"], stdout="")
+
+    install_crew_module.install_crew(["--frozen"], install_project=False)