cargo: set metadata for publishing crates (#577)

server/Cargo.toml

@@ -1,7 +1,13 @@
 [package]
 authors = ["Valentin Tolmer <valentin@tolmer.fr>"]
+categories = ["authentication", "command-line-utilities"]
+description = "Super-simple and lightweight LDAP server"
 edition = "2021"
+homepage = "https://github.com/lldap/lldap"
+keywords = ["cli", "ldap", "graphql", "server", "authentication"]
+license = "GPL-3.0-only"
 name = "lldap"
+repository = "https://github.com/lldap/lldap"
 version = "0.5.0-alpha"
 
 [dependencies]
@@ -146,4 +152,4 @@ features = ["file_locks"]
 
 [dev-dependencies.uuid]
 version = "*"
-features = ["v4"]
+features = ["v4"]