移除未使用 Paramiko 依賴

tests/test_requirements_pinning.py

@@ -76,3 +76,13 @@ def test_audit_flagged_runtime_dependencies_have_import_evidence():
             missing_evidence.append(package)
 
     assert missing_evidence == []
+
+
+def test_cli_ssh_helper_replaces_legacy_paramiko_dependency():
+    requirements = _requirement_names()
+    helper_source = (ROOT / "utils" / "ssh_helper.py").read_text(encoding="utf-8")
+
+    assert "paramiko" not in requirements
+    assert "subprocess.run" in helper_source
+    assert '"ssh"' in helper_source
+    assert "paramiko" not in helper_source