Implement neofs-cli lib

Signed-off-by: Vladimir Avdeev <v.avdeev@yadro.com>

src/neofs_testlib/cli/neofs_cli/version.py

@@ -0,0 +1,13 @@
+from neofs_testlib.cli.cli_command import CliCommand
+from neofs_testlib.shell import CommandResult
+
+
+class NeofsCliVersion(CliCommand):
+    def get(self) -> CommandResult:
+        """
+        Application version and NeoFS API compatibility.
+
+        Returns:
+            Command's result.
+        """
+        return self._execute("", version=True)