[blog] add JWT blog post

Author: capcom6

docs/assets/blog/jwt-authentication-migration.png

@@ -5,10 +5,12 @@ Welcome to the SMSGate blog! Here you'll find the latest news, updates, and tech
 ## Categories
 
 - [**API**](/blog/category/api/): Technical documentation and integration guides for RESTful API endpoints
+- [**Authentication**](/blog/category/authentication/): Strategies and techniques for secure user authentication and authorization
 - [**Best Practices**](/blog/category/best-practices/): Recommended approaches and optimization techniques for common scenarios
 - [**Documentation**](/blog/category/documentation/): Comprehensive reference materials and detailed platform guides
 - [**Features**](/blog/category/features/): In-depth explorations of platform capabilities and advanced functionality
 - [**IoT**](/blog/category/iot/): Use cases and implementation strategies for Internet of Things applications
+- [**Security**](/blog/category/security/): Tips and best practices for secure communication and data protection
 - [**Tutorials**](/blog/category/tutorials/): Step-by-step implementation guides for specific workflows
 
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