Update pubspec.yaml

packages/postman/pubspec.yaml

@@ -1,12 +1,19 @@
 name: postman
 description: Seamlessly convert Postman Collection Format v2.1 to Dart and vice versa.
-version: 0.0.1-dev.2
+version: 0.1.1
 homepage: https://github.com/foss42/apidash
 
-environment:
-  sdk: ^3.5.3
+topics:
+  - postman
+  - collection
+  - api
+  - rest
+  - http
+  - network
+
+environment:
+  sdk: ">=3.0.0 <4.0.0"
 
-# Add regular dependencies here.
 dependencies:
   freezed_annotation: ^2.4.4