Try to fetch state by type, returning `Some(Arc<T>)` if present. This is the non-panicking version of [`get_state`]. # Example ```rust,ignore if le

Validate the claims. Return an error if invalid.

Create a new instance of the application with a custom server configuration. # Example ```rust,ignore use feather::{App, ServerConfig}; let config =

Create a new Server instance with custom configuration

Protects a route using JWT authentication. This middleware checks for a valid `Authorization: Bearer <token>` header, decodes it using the `JwtManage

Execute a closure with mutable access to the inner state. This is the most ergonomic way to modify state. The lock is automatically released after th

Execute a closure with read-only access to the inner state. This is useful when you only need to read the state without modifying it. The lock is aut

Create a new instance of the application without initializing the logger. This is useful if you want to manage logging yourself or use a different log