Added script that can be used to update the version.

Author: dlemstra

update-version.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+CONFIG_FILE="docs/_config.yml"
+
+if [[ $# -ne 2 ]]; then
+  echo "Usage: $0 <version> <date>"
+  exit 1
+fi
+
+version="$1"
+lib_version="${version%-*}"
+release_date="$2"
+base_url="https://github.com/ImageMagick/ImageMagick6/releases/download/${version}/"
+provenance_url="${base_url}ImageMagick-${version}.intoto.jsonl"
+
+sed -i \
+  -e "s|lib_version: \"[^\"]*\"|lib_version: \"${lib_version}\"|" \
+  -e "s|  version: \"[^\"]*\"|  version: \"${version}\"|" \
+  -e "s|release_date: \"[^\"]*\"|release_date: \"${release_date}\"|" \
+  -e "s|release_url: \"[^\"]*\"|release_url: \"${base_url}\"|" \
+  -e "s|provenance_url: \"[^\"]*\"|provenance_url: \"${provenance_url}\"|" \
+  "$CONFIG_FILE"
+
+echo "Updated ${CONFIG_FILE}."