feat! js_interop improvements

examples/dart/js_wasm/pubspec.yaml

@@ -0,0 +1,21 @@
+name: example_web
+description: A sample command-line application.
+version: 1.0.0
+# repository: https://github.com/my_org/my_repo
+
+environment:
+  sdk: ^3.3.0
+
+dependencies:
+  thermion_dart: 
+    path: ../../../thermion_dart
+  native_toolchain_c: ^0.9.0
+  native_assets_cli: ^0.12.0
+  logging: ^1.3.0
+
+dev_dependencies:
+  lints: ^3.0.0
+  test: ^1.24.0
+  build_runner: ^2.4.13
+  build_test: ^2.2.2
+  build_web_compilers: ^4.0.11