release 0.4.0

Author: ibraheemdev

Cargo.toml

@@ -1,13 +1,13 @@
 [package]
 name = "astra"
-version = "0.3.0"
+version = "0.4.0"
 edition = "2021"
 license = "MIT"
 authors = ["Ibraheem Ahmed <[email protected]>"]
 description = "A blocking HTTP server built on hyper."
 repository = "https://github.com/ibraheemdev/astra"
 keywords = ["http", "hyper", "web"]
-categories = ["http", "web", "network-programming", "web-programming::http-server"]
+categories = ["network-programming", "web-programming::http-server"]
 
 [features]
 default = []