Add initial implementation of comfyui_api_sdk with API models and examples

pubspec.yaml

@@ -0,0 +1,17 @@
+name: comfyui_api_sdk
+description: A Dart SDK for interacting with ComfyUI API
+version: 0.1.0
+
+environment:
+  sdk: '>=3.0.0 <4.0.0'
+
+dependencies:
+  http: ^0.13.5
+  web_socket_channel: ^2.3.0
+  uuid: ^3.0.7
+  mockito: ^5.4.5
+  build_runner: ^2.4.14
+
+dev_dependencies:
+  lints: ^2.0.0
+  test: ^1.21.0