README: add OpenFeature client initialization and fix typo in context example

Author: EmilianoSanchez

README.md

@@ -31,10 +31,13 @@ const splitFactory = SplitFactory({
     key: 'TARGETING_KEY'
   }
 });
+
 const provider = new OpenFeatureSplitProvider(splitFactory);
 
-// Wait for the default SDK client for 'TARGETING_KEY' to be ready
+// Register provider and wait for the default SDK client for 'TARGETING_KEY' to be ready
 await OpenFeature.setProviderAndWait(provider);
+
+const client = OpenFeature.getClient();
 ```
 
 ## Use of OpenFeature with Split
@@ -65,8 +68,9 @@ Evaluation attributes must be set in context before evaluation
 const context: EvaluationContext = {
   targetingKey: 'TARGETING_KEY',
   trafficType: 'account',
+  // Evaluation attributes:
   plan: 'premium',
-  couppon: 'WELCOME10'
+  coupon: 'WELCOME10'
 };
 await OpenFeature.setContext(context);
 const booleanTreatment = client.getBooleanDetails('boolFlag', false);
@@ -96,7 +100,7 @@ await client.setContext(context)
 client.track('checkout.completed', details)
 ```
 ## Submitting issues
- 
+
 The Split team monitors all issues submitted to this [issue tracker](https://github.com/splitio/split-openfeature-provider-web-js/issues). We encourage you to use this issue tracker to submit any bug reports, feedback, and feature enhancements. We'll do our best to respond in a timely manner.
 
 ## Contributing
@@ -106,13 +110,13 @@ Please see [Contributors Guide](CONTRIBUTORS-GUIDE.md) to find all you need to s
 Licensed under the Apache License, Version 2.0. See: [Apache License](http://www.apache.org/licenses/).
 
 ## About Split
- 
+
 Split is the leading Feature Delivery Platform for engineering teams that want to confidently deploy features as fast as they can develop them. Split’s fine-grained management, real-time monitoring, and data-driven experimentation ensure that new features will improve the customer experience without breaking or degrading performance. Companies like Twilio, Salesforce, GoDaddy and WePay trust Split to power their feature delivery.
- 
+
 To learn more about Split, contact hello@split.io, or get started with feature flags for free at https://www.split.io/signup.
- 
+
 Split has built and maintains SDKs for:
- 
+
 * .NET [Github](https://github.com/splitio/dotnet-client) [Docs](https://help.split.io/hc/en-us/articles/360020240172--NET-SDK)
 * Android [Github](https://github.com/splitio/android-client) [Docs](https://help.split.io/hc/en-us/articles/360020343291-Android-SDK)
 * Angular [Github](https://github.com/splitio/angular-sdk-plugin) [Docs](https://help.split.io/hc/en-us/articles/6495326064397-Angular-utilities)
@@ -131,10 +135,9 @@ Split has built and maintains SDKs for:
 * React Native [Github](https://github.com/splitio/react-native-client) [Docs](https://help.split.io/hc/en-us/articles/4406066357901-React-Native-SDK)
 * Redux [Github](https://github.com/splitio/redux-client) [Docs](https://help.split.io/hc/en-us/articles/360038851551-Redux-SDK)
 * Ruby [Github](https://github.com/splitio/ruby-client) [Docs](https://help.split.io/hc/en-us/articles/360020673251-Ruby-SDK)
- 
+
 For a comprehensive list of open source projects visit our [Github page](https://github.com/splitio?utf8=%E2%9C%93&query=%20only%3Apublic%20).
- 
+
 **Learn more about Split:**
- 
-Visit [split.io/product](https://www.split.io/product) for an overview of Split, or visit our documentation at [help.split.io](http://help.split.io) for more detailed information.
 
+Visit [split.io/product](https://www.split.io/product) for an overview of Split, or visit our documentation at [help.split.io](http://help.split.io) for more detailed information.