Create a CHANGELOG.md with Bash + Git

changelog.sh

#!/bin/bash
# vim: set syntax=sh :
#
# Generate a changelog
#
git tag | sort -r | awk '
  /^v/ {
    # print commit log diff
    if(NR>1)
      system("git log " $1 "..." prev " --pretty=format:\"- [%s](http://github.com/<owner>/<repo>/commit/%H)  \" | tail -n+2")
    # print tag header
    print "\n\n##" $1;
    prev=$1
  }' > CHANGELOG.md

zCHANGELOG.md

##v1.3.0

• do more stuff
• do some stuff

##v1.2.1

• fix the thing

##v1.2.0

• add tacos

👍