new tasks, devnet topup, cli, new model support

tests/test_node_startup.py

@@ -1387,3 +1387,30 @@ def test_startup_cpu_fallback(tmp_path, monkeypatch):
             node.stop()
     finally:
         tracker.stop()
+
+
+# --------------------------------------------------- layer detection (US: composite configs)
+
+
+def test_layers_from_config_top_level():
+    from meshnet_node.model_catalog import layers_from_config
+
+    cfg = types.SimpleNamespace(num_hidden_layers=24)
+    assert layers_from_config(cfg) == 24
+
+
+def test_layers_from_config_nested_text_config():
+    """VLM/MoE composites (e.g. Qwen3.5-MoE) keep the layer count in text_config."""
+    from meshnet_node.model_catalog import layers_from_config
+
+    cfg = types.SimpleNamespace(text_config=types.SimpleNamespace(num_hidden_layers=40))
+    assert layers_from_config(cfg) == 40
+
+
+def test_layers_from_config_get_text_config_and_variants():
+    from meshnet_node.model_catalog import layers_from_config
+
+    inner = types.SimpleNamespace(n_layer=32)
+    cfg = types.SimpleNamespace(get_text_config=lambda: inner)
+    assert layers_from_config(cfg) == 32
+    assert layers_from_config(types.SimpleNamespace()) is None