fix: Fixing README.md and adding license

Author: steve-calvert-glean

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2025, Glean Technologies Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -13,12 +13,24 @@ Each namespace has its own authentication requirements and access patterns. Whil
 
 ```typescript
 // Example of accessing Client namespace
-const glean = new Glean({ apiToken: "client-token" });
-await glean.client.search.query({ query: "search term" });
+const glean = new Glean({
+  instance: 'instance-name',
+  apiToken: 'client-token'
+});
+
+await glean.client.search.query({ 
+  query: 'search term' 
+});
 
 // Example of accessing Indexing namespace 
-const glean = new Glean({ apiToken: "indexing-token" });
-await glean.indexing.documents.index({ /* document data */ });
+const glean = new Glean({
+  instance: 'instance-name',
+  apiToken: 'indexing-token'
+});
+
+await glean.indexing.documents.index({ 
+  /* document data */ 
+});
 ```
 
 Remember that each namespace requires its own authentication token type as described in the [Authentication Methods](#authentication-methods) section.