docs: update README badges for rustic_core and rustic_backend to incl…

…ude MSRV

Signed-off-by: simonsan <[email protected]>

README.md

@@ -3,8 +3,10 @@
 </p>
 <p align="center"><b>Library for fast, encrypted, and deduplicated backups</b></p>
 <p align="center">
-<a href="https://crates.io/crates/rustic_core"><img src="https://img.shields.io/crates/v/rustic_core.svg" /></a>
-<a href="https://docs.rs/rustic_core/"><img src="https://img.shields.io/docsrs/rustic_core?style=flat&amp;labelColor=1c1d42&amp;color=4f396a&amp;logo=Rust&amp;logoColor=white" /></a>
+<a href="https://crates.io/crates/rustic_core"><img src="https://img.shields.io/crates/msrv/rustic_core" /></a>
+<a href="https://crates.io/crates/rustic_core"><img src="https://img.shields.io/crates/v/rustic_core.svg?label=core" /></a>
+<a href="https://crates.io/crates/rustic_backend"><img src="https://img.shields.io/crates/v/rustic_backend.svg?label=backend" /></a>
+<a href="https://docs.rs/rustic_core/"><img src="https://img.shields.io/docsrs/rustic_core?style=flat&amp;labelColor=1c1d42&amp;color=4f396a&amp;logo=Rust&amp;logoColor=white" /></a></br>
 <a href="https://codecov.io/gh/rustic-rs/rustic_core" ><img src="https://codecov.io/gh/rustic-rs/rustic_core/graph/badge.svg?token=M3KHH6XKNM"/></a>
 <a href="https://github.com/rustic-rs/rustic_core/blob/main/"><img src="https://img.shields.io/badge/license-Apache2.0/MIT-blue.svg" /></a>
 <a href="https://crates.io/crates/rustic_core"><img src="https://img.shields.io/crates/d/rustic_core.svg" /></a>

crates/backend/README.md

@@ -3,6 +3,7 @@
 </p>
 <p align="center"><b>Library for supporting various backends in rustic</b></p>
 <p align="center">
+<a href="https://crates.io/crates/rustic_backend"><img src="https://img.shields.io/crates/msrv/rustic_backend" /></a>
 <a href="https://crates.io/crates/rustic_backend"><img src="https://img.shields.io/crates/v/rustic_backend.svg" /></a>
 <a href="https://docs.rs/rustic_backend/"><img src="https://img.shields.io/docsrs/rustic_backend?style=flat&amp;labelColor=1c1d42&amp;color=4f396a&amp;logo=Rust&amp;logoColor=white" /></a>
 <a href="https://github.com/rustic-rs/rustic_core/blob/main/crates/backend/LICENSE-APACHE"><img src="https://img.shields.io/badge/license-Apache2.0/MIT-blue.svg" /></a>

crates/core/README.md

@@ -3,6 +3,7 @@
 </p>
 <p align="center"><b>Library for fast, encrypted, and deduplicated backups</b></p>
 <p align="center">
+<a href="https://crates.io/crates/rustic_core"><img src="https://img.shields.io/crates/msrv/rustic_core" /></a>
 <a href="https://crates.io/crates/rustic_core"><img src="https://img.shields.io/crates/v/rustic_core.svg" /></a>
 <a href="https://docs.rs/rustic_core/"><img src="https://img.shields.io/docsrs/rustic_core?style=flat&amp;labelColor=1c1d42&amp;color=4f396a&amp;logo=Rust&amp;logoColor=white" /></a>
 <a href="https://github.com/rustic-rs/rustic_core/blob/main/"><img src="https://img.shields.io/badge/license-Apache2.0/MIT-blue.svg" /></a>