feat(gateway): implement GatewayController and enhance GatewayRuntime

- Added GatewayController class to manage gateway operations, including command handling, scene and group management, and BLE state management.
- Introduced methods for scene and group storage, including loading, saving, and deleting scenes/groups.
- Enhanced GatewayRuntime with BLE management capabilities, including methods to check and set BLE state, and to generate BLE gateway names.
- Implemented utility functions for string normalization and CSV parsing.
- Added notification sinks for various events in the GatewayController.

Co-authored-by: Copilot <copilot@github.com>

components/gateway_controller/CMakeLists.txt

@@ -0,0 +1,7 @@
+idf_component_register(
+    SRCS "src/gateway_controller.cpp"
+    INCLUDE_DIRS "include"
+    REQUIRES dali_domain gateway_runtime freertos log nvs_flash
+)
+
+set_property(TARGET ${COMPONENT_LIB} PROPERTY CXX_STANDARD 17)