release v0.21.0

Author: joseluis

Cargo.toml

@@ -11,7 +11,7 @@ bench = false
 [package]
 name = "devela"
 description = "A development foundation."
-version = "0.21.0-wip"
+version = "0.21.0"
 edition = "2021"
 rust-version = "1.80.1" # sync with readme & .github/workflows/check.yml
 authors = ["José Luis Cruz <joseluis@andamira.net>"]