bump 0.2.0 (#216)

* bump 0.2.0

Signed-off-by: tabokie <xy.tao@outlook.com>

* update rustc

Signed-off-by: tabokie <xy.tao@outlook.com>

* add changelog

Signed-off-by: tabokie <xy.tao@outlook.com>

Author: tabokie

CHANGELOG.md

@@ -0,0 +1,24 @@
+# Raft Engine Change Log
+
+## [Unreleased]
+
+## [0.2.0] - 2022-05-25
+
+### Bug Fixes
+
+* Fix a false negative case of `LogBatch::is_empty()` #212
+* Fix fsync ordering when rotating log file #219
+
+### New Features
+
+* Support limiting the memory usage of Raft Engine under new feature `swap` #211 
+* Add a new Prometheus counter `raft_engine_memory_usage` to track memory usage #207
+
+### Improvements
+
+* Reduce memory usage by 25% #206
+
+### Public API Changes
+
+* Introduce a new error type `Full` #206
+* `LogBatch::merge` returns a `Result<()>` instead of `()` #206

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "raft-engine"
-version = "0.1.0"
+version = "0.2.0"
 authors = ["The TiKV Project Developers"]
 edition = "2018"
 rust-version = "1.57"

README.md

@@ -54,7 +54,7 @@ Put this in your Cargo.toml:
 
 ```rust
 [dependencies]
-raft-engine = "0.1.0"
+raft-engine = "0.2.0"
 ```
 
 Available Cargo features:

ctl/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "raft-engine-ctl"
-version = "0.1.0"
+version = "0.2.0"
 authors = ["The TiKV Project Developers"]
 edition = "2018"
 rust-version = "1.57"
@@ -11,4 +11,4 @@ license = "Apache-2.0"
 [dependencies]
 clap = { version = "3.0.0-rc.0", features = ["derive", "cargo"] }
 env_logger = "0.9"
-raft-engine = { path = "..", version = "0.1.0", features = ["scripting", "internals"] }
+raft-engine = { path = "..", version = "0.2.0", features = ["scripting", "internals"] }

stress/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "stress"
-version = "0.1.0"
+version = "0.2.0"
 authors = ["The TiKV Authors"]
 edition = "2018"