Cargo.toml: Add metadata before publishing

Author: zarubaf

Cargo.toml

@@ -4,6 +4,12 @@ version = "0.1.0"
 description = "A SystemVerilog source file pickler."
 authors = ["Florian Zaruba <[email protected]>", "Fabian Schuiki <[email protected]>"]
 edition = "2018"
+license = "MIT AND Apache-2.0"
+license-file = "LICENSE"
+keywords = ["hardware development", "system verilog"]
+categories = ["command-line-utilities"]
+repository = "https://github.com/zarubaf/morty/"
+readme = "README.md"
 
 [dependencies]
 anyhow = "1.0"