fix: align candidate profile CLI contract

src/job_research/cli.py

@@ -1,15 +1,12 @@
 import typer
 
-app = typer.Typer(help="Build one canonical candidate profile YAML")
 
-
-@app.command("build-profile")
 def build_profile() -> None:
     """Build candidate-profile.yaml from CV and markdown profile."""
 
 
 def main() -> None:
-    app()
+    typer.run(build_profile)
 
 
 if __name__ == "__main__":

tests/test_cli.py

@@ -1,10 +1,16 @@
-from typer.testing import CliRunner
-
-from job_research.cli import app
+from subprocess import run
 
 
-def test_cli_help_exposes_single_build_command() -> None:
-    result = CliRunner().invoke(app, ["--help"])
+def test_installed_cli_help_exposes_single_root_command() -> None:
+    result = run(["uv", "run", "job-research", "--help"], capture_output=True, text=True, check=False)
 
-    assert result.exit_code == 0
-    assert "build-profile" in result.stdout
+    assert result.returncode == 0
+    assert "build-profile" not in result.stdout
+    assert "Build candidate-profile.yaml from CV and markdown profile." in result.stdout
+
+
+def test_installed_cli_rejects_build_profile_subcommand() -> None:
+    result = run(["uv", "run", "job-research", "build-profile"], capture_output=True, text=True, check=False)
+
+    assert result.returncode != 0
+    assert "unexpected extra argument" in result.stderr.lower()