Rust SDK on crates.io (#3332)

* make rust sdk crate

* description for Agones package

* updated release process

docs/governance/templates/release_issue.md

@@ -63,6 +63,7 @@ and copy it into a release issue. Fill in relevant values, found inside {}
 - [ ] Post to the [agonesdev](https://twitter.com/agonesdev) Twitter account.
 - [ ] Run `git checkout main`.
 - [ ] Run `make sdk-update-version release_stage=after version={version}` file. This command will update the version number in the sdks/install files to {version}+1-dev.
+- [ ] Update the `agones` crate version in `sdks/rust/Cargo.toml` to {version}, then run `cargo publish --dry-run` and, if successful, proceed with `cargo publish`
 - [ ] Create PR with these changes, and merge them with approval
 - [ ] Close this issue. _Congratulations!_ - the release is now complete! :tada: :clap: :smile: :+1:
 

sdks/rust/Cargo.toml

@@ -1,4 +1,4 @@
-# Copyright 2018 Google LLC All Rights Reserved.
+# Copyright 2023 Google LLC All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -14,8 +14,9 @@
 
 [package]
 name = "agones"
-version = "0.2.1"
+version = "1.34.0"
 edition = "2021"
+description = "The Rust SDK for Agones."
 license = "Apache-2.0"
 repository = "https://github.com/googleforgames/agones"
 documentation = "https://docs.rs/agones"
@@ -29,7 +30,7 @@ prost-types = "0.11.9"
 thiserror = "1.0"
 
 [dependencies.tokio]
-version = "1.6"
+version = "1.32"
 default-features = false
 features = ["sync", "time"]