chore(npm): remove and ignore lock file

Author: Daniele Briggi

.gitignore

@@ -12,4 +12,5 @@ unittest
 /curl/src
 .vscode
 **/node_modules/**
-.env
+.env
+package-lock.json

README.md

@@ -233,7 +233,7 @@ SELECT cloudsync_terminate();
 
 ### For a Complete Example
 
-See the [Simple Todo Database example](./examples/simple-todo-db/) for a comprehensive walkthrough including:
+See the [examples](./examples/simple-todo-db/) directory for a comprehensive walkthrough including:
 - Multi-device collaboration
 - Offline scenarios  
 - Row-level security setup