clan-cli: add bin wrapper

pkgs/clan-cli/bin/clan

@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+import os
+import sys
+
+sys.path.insert(
+    0, os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))))
+)
+
+from clan_cli import main  # NOQA
+
+if __name__ == "__main__":
+    main()