updated README

Author: kazuyaseki

README.md

@@ -1,6 +1,15 @@
 # graphql-codegen-flutter-artemis-hooks
 
-this is graphql-codegen plugin to generate Flutter artemis hooks.
+This is graphql-codegen plugin to generate type-safe, easy-to use Flutter artemis hooks.
+For further detail, see "What it generates" section.
+
+## Prerequisite
+
+This plugin assumes that you use the following packages
+
+- [flutter_hooks](https://pub.dev/packages/flutter_hooks)
+- [graphql_flutter](https://pub.dev/packages/graphql_flutter)
+- [artemis](https://pub.dev/packages/artemis)
 
 ## How to use
 
@@ -12,20 +21,20 @@ npm i graphql-codegen-flutter-artemis-hooks
 
 ### Edit codegen.yml
 
-you need to specify path for generated file by artemis
+Please specify path to the file generated by artemis
 
 ```yml
 schema: your_schema_file.graphql
 documents: './your_project/**/*.graphql'
 generates:
-  test/output.dart:
+  your_project/generated_hooks.dart:
     config:
       artemisImportPath: package:your_project/your_artemis_generated/graphql_api.dart
     plugins:
       - graphql-codegen-flutter-artemis-hooks
 ```
 
-then run the plugin!!
+then run the codegens!!
 
 ## What it generates
 
@@ -95,7 +104,7 @@ ExampleQuery$QueryReturnType useExampleQueryQuery<DataType>(BuildContext context
   return ExampleQuery$QueryReturnType(result.isLoading, result.exception, result.data == null ? null : ExampleQuery$Query.fromJson(result.data!));
 }
 
-    class TestMutation$MutationReturnType {
+class TestMutation$MutationReturnType {
   bool isLoading;
   OperationException? exception;
   TestMutation$Mutation? data;
@@ -109,7 +118,7 @@ TestMutation$MutationReturnType useTestMutationQuery<DataType>(BuildContext cont
 }
 ```
 
-Then you can use the generated type-safe hooks as following
+Then you can use the generated type-safe hooks as following.
 
 ```dart
 class PageWidget extends HookWidget {
@@ -125,14 +134,6 @@ class PageWidget extends HookWidget {
 }
 ```
 
-## Prerequisite
-
-This project is assumes you would use the following packages
-
-- [flutter_hooks](https://pub.dev/packages/flutter_hooks)
-- [graphql_flutter](https://pub.dev/packages/graphql_flutter)
-- [artemis](https://pub.dev/packages/artemis)
-
 ## Configuration
 
 - `artemisImportPath`: path to your generated file by artemis