chore: import upstream snapshot with attribution

tests/hermes_cli/test_setup_hermes_script.py

@@ -0,0 +1,20 @@
+from pathlib import Path
+import subprocess
+
+
+REPO_ROOT = Path(__file__).resolve().parents[2]
+SETUP_SCRIPT = REPO_ROOT / "setup-hermes.sh"
+
+
+def test_setup_hermes_script_is_valid_shell():
+    result = subprocess.run(["bash", "-n", str(SETUP_SCRIPT)], capture_output=True, text=True)
+    assert result.returncode == 0, result.stderr
+
+
+def test_setup_hermes_script_has_termux_path():
+    content = SETUP_SCRIPT.read_text(encoding="utf-8")
+
+    assert "is_termux()" in content
+    assert ".[termux]" in content
+    assert "constraints-termux.txt" in content
+    assert "$PREFIX/bin" in content