Update Changelog.md for Version 0.3.0

aafulei · aafulei · commit 1ce9c8cfc1ed · 2025-05-20T12:51:48.000+08:00
diff --git a/Changelog.md b/Changelog.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## 0.3.0
+
+*2025-05-16*
+
+### Added
+
+- Options --help and --version whose information is used for GNU-style man page.
+- VERSION macro for `makefile` to inject during build process.
+- Makefile: `make install`
+
 ## 0.2.0
 
 *2025-05-14*
