Initial commit: Shelly Manager with Textual CLI, Streamlit UI, and comprehensive .gitignore

Shelly device management app with mDNS/subnet discovery, inventory,
configuration, and mass operations for Gen1/Gen2+ devices.

Includes .gitignore excluding runtime data (device DB, user config),
AI conversation history, build artifacts, and common Python/OS patterns.

tests/test_mass_config_registry.py

@@ -0,0 +1,45 @@
+"""Mass config metadata registry."""
+
+from __future__ import annotations
+
+from shelly_manager.core.mass_config import (
+    get_mass_operation,
+    get_settings_preset,
+    get_status_preset,
+)
+
+
+def test_ble_disable_operation_registered() -> None:
+    op = get_mass_operation("ble_disable")
+    assert op is not None
+    assert op.kind == "rpc_config"
+    assert 2 in op.supported_generations
+    assert op.suggested_preset_id == "ble_enabled"
+
+
+def test_reboot_operation_registered() -> None:
+    op = get_mass_operation("reboot")
+    assert op is not None
+    assert op.kind == "reboot"
+    assert op.suggested_status_preset_id == "g2_needs_reboot"
+
+
+def test_g2_needs_reboot_status_preset() -> None:
+    p = get_status_preset("g2_needs_reboot")
+    assert p is not None
+    assert "restart" in p.status_path.lower()
+
+
+def test_ble_enabled_preset() -> None:
+    p = get_settings_preset("ble_enabled")
+    assert p is not None
+    assert p.settings_path == "ble.enable"
+    assert p.settings_match == "truthy"
+
+
+def test_status_preset_gen2_switch() -> None:
+    from shelly_manager.core.mass_config import get_status_preset
+
+    p = get_status_preset("g2_sw0_on")
+    assert p is not None
+    assert "switch:0" in p.status_path