feat: Add UUID schema support and update documentation

Author: IgnisDa

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## Unreleased
+
+#### 🚀 Updates
+
+- Added `type_uuid` feature for UUID schema support.
+
 ## 0.18.8
 
 #### 🚀 Updates

book/src/schema/external.md

@@ -83,3 +83,9 @@ Implements schemas for `Value` and `Map` from the [toml](https://crates.io/crate
 > Requires the `type_url` Cargo feature.
 
 Implements a schema for `Url` from the [url](https://crates.io/crates/url) crate.
+
+## uuid
+
+> Requires the `type_uuid` Cargo feature.
+
+Implements a schema for `Uuid` from the [uuid](https://crates.io/crates/uuid) crate.

book/src/schema/index.md

@@ -106,6 +106,7 @@ Learn more about [external types](./external.md).
 - `type_rust_decimal` - Implements schematic for the `rust_decimal` crate.
 - `type_semver` - Implements schematic for the `semver` crate.
 - `type_url` - Implements schematic for the `url` crate.
+- `type_uuid` - Implements schematic for the `uuid` crate.
 
 [schematic]: https://docs.rs/schematic/latest/schematic/trait.Schematic.html
 [schema]: https://docs.rs/schematic/latest/schematic/struct.Schema.html