docs: add changelog for wasm4

wasm4/CHANGELOG.md

@@ -0,0 +1,33 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## 0.0.2 (2021-12-16)
+
+ - Initial release
+
+### Commit Statistics
+
+<csr-read-only-do-not-edit/>
+
+ - 5 commits contributed to the release over the course of 7 calendar days.
+ - 0 commits where understood as [conventional](https://www.conventionalcommits.org).
+ - 0 issues like '(#ID)' where seen in commit messages
+
+### Commit Details
+
+<csr-read-only-do-not-edit/>
+
+<details><summary>view details</summary>
+
+ * **Uncategorized**
+    - Release 0.0.2 ([`d7fbc7c`](https://github.com/ZetaNumbers/wasm4-rs/commit/d7fbc7ca18d6badbc338c6df23aa344593822cf0))
+    - Release 0.0.1 ([`0090ea9`](https://github.com/ZetaNumbers/wasm4-rs/commit/0090ea907b415a9a7e1034926ec6ac24c10ab938))
+    - Prepare manifest for publish ([`3b31a1e`](https://github.com/ZetaNumbers/wasm4-rs/commit/3b31a1ed6f3a3f1b6f00b6f2539b8ca8a2ea3a3a))
+    - Fix docs a bit ([`cbe67e0`](https://github.com/ZetaNumbers/wasm4-rs/commit/cbe67e0fccc5b16635930765e17fba0f7f06a5d4))
+    - Implement sys bindings; Implement sound module ([`babbc6d`](https://github.com/ZetaNumbers/wasm4-rs/commit/babbc6dd6a0aa4e438dd490d639f98f2add2f9d8))
+</details>
+