docs(readme): add infos and links

Author: deeagle

README.md

@@ -4,4 +4,14 @@
 [![Linux](https://svgshare.com/i/Zhy.svg)](https://svgshare.com/i/Zhy.svg)
 [![Alpine](https://img.shields.io/badge/Alpine_Linux-0D597F?style=flat-square&logo=alpine-linux&logoColor=white)](https://img.shields.io/badge/Alpine_Linux-0D597F?style=flat-square&logo=alpine-linux&logoColor=white)
 
-Container includes semantic-release to gitea for CI
+Container includes semantic-release to gitea for CI.
+Installed tools are:
+
+- `git`
+- `npm`
+
+## Weblinks
+
+- [CHANGELOG](CHANGELOG.md)
+- [semantic-release-gitea-container on hub.docker.com](https://hub.docker.com/r/docdee/semantic-release-gitea)
+