Prepare a 0.3.1 release

Author: weiznich

CHANGELOG.md

@@ -4,6 +4,11 @@ All user visible changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/), as described
 for Rust libraries in [RFC #1105](https://github.com/rust-lang/rfcs/blob/master/text/1105-api-evolution.md)
 
+## [0.3.1] - 2023-06-07
+
+* Minor readme fixes
+* Add a missing `UpdateAndFetchResults` impl
+
 ## [0.3.0] - 2023-05-26
 
 * Compatibility with diesel 2.1

Cargo.toml

@@ -1,8 +1,8 @@
 [package]
 name = "diesel-async"
-version = "0.3.0"
+version = "0.3.1"
 authors = ["Georg Semmler <[email protected]>"]
-edition = "2018"
+edition = "2021"
 autotests = false
 license = "MIT OR Apache-2.0"
 readme = "README.md"