feat: Initialize ESP-IDF project with Zigbee HA_on_off_switch example

- Added .devcontainer configuration for development environment.
- Created .gitignore to exclude unnecessary files.
- Configured C/C++ properties for ESP-IDF in VSCode.
- Set up launch configurations for debugging.
- Defined project settings for ESP-IDF in VSCode.
- Created CMakeLists.txt for project build configuration.
- Added README.md with project overview and usage instructions.
- Established dependencies for Zigbee libraries in dependencies.lock.
- Implemented main application logic in esp_zb_switch.c and esp_zb_switch.h.
- Developed switch driver functionality in switch_driver.c and switch_driver.h.
- Configured partition table in partitions.csv for NVS and application storage.
- Set default SDK configuration in sdkconfig.defaults for project settings.

.vscode/c_cpp_properties.json

@@ -0,0 +1,23 @@
+{
+  "configurations": [
+    {
+      "name": "ESP-IDF",
+      "compilerPath": "${config:idf.toolsPathWin}\\tools\\xtensa-esp-elf\\esp-14.2.0_20251107\\xtensa-esp-elf\\bin\\xtensa-esp32-elf-gcc.exe",
+      "compileCommands": "${config:idf.buildPath}/compile_commands.json",
+      "includePath": [
+        "${config:idf.espIdfPath}/components/**",
+        "${config:idf.espIdfPathWin}/components/**",
+        "${workspaceFolder}/**"
+      ],
+      "browse": {
+        "path": [
+          "${config:idf.espIdfPath}/components",
+          "${config:idf.espIdfPathWin}/components",
+          "${workspaceFolder}"
+        ],
+        "limitSymbolsToIncludedHeaders": true
+      }
+    }
+  ],
+  "version": 4
+}