add readme-update-last-100-commits.sh

src/scripts/readme-update-last-100-commits.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+set -e
+set -x
+
+command -v sponge
+command -v git
+command -v grep
+
+cd "$(dirname "$0")"/../..
+
+{
+  grep -B99999 -Fx '<!-- <last-100-commits> -->' readme.md
+  echo
+  git log --format=' %H `%T` %ai %f' | tac | grep -n '.*' | sed -E 's/^([0-9]+): (.*)$/\1\\. \2  /' | tac | head -n100
+  echo
+  grep -A99999 -Fx '<!-- </last-100-commits> -->' readme.md
+} | sponge readme.md