Enhancement (ci): Add release.sh to create releases

README.md

@@ -127,13 +127,9 @@ docker volume rm bf2stats_db-volume
 ## Release
 
 ```sh
-# Bump version across docs and source code
-MOST_RECENT_TAG_REGEX=$( git --no-pager tag -l --sort=-version:refname | head -n1 | sed 's@\.@\\.@g' )
-TAG=2.5.1
-git ls-files | grep -E '(^docker-compose.yml|^README.md|^docs/|index.php|bf2statistics.php|BF2StatisticsConfig.py)' | while read -r l; do sed -i "s/\b$MOST_RECENT_TAG_REGEX\b/$TAG/g" "$l"; done
-git checkout -b "chore/bump-version-to-$TAG"
+./release.sh "2.x.x"
 git add .
-git commit -m "Chore: Bump version to \`$TAG\`"
+git commit -m "Chore: Release 2.x.x"
 ```
 
 ## FAQ

release.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+# This script makes it easy to create a new release.
+# It requires git, which is only used to detect the previous tag.
+
+set -eu
+
+TAG=${1:-}
+if [ -z "$TAG" ]; then
+    echo "Please specify a tag as a first argument."
+    exit 1
+fi
+TAG_REGEX='^[0-9]+\.[0-9]+\.[0-9]+$'
+if ! echo "$TAG" | grep -E "$TAG_REGEX" > /dev/null; then
+    echo "Tag does not match regex: $TAG_REGEX"
+    exit 1
+fi
+TAG_PREV=$( git --no-pager tag -l --sort=-version:refname | head -n1 )
+if ! echo "$TAG_PREV" | grep -E "$TAG_REGEX" > /dev/null; then
+    echo "Previous git tag is invalid. It does not match regex: $TAG_REGEX"
+    exit 1
+fi
+
+# Update version in docs, .php, and .sql files
+git ls-files | grep -E '(^docker-compose.yml|^README.md|^docs/|index.php|bf2statistics.php|BF2StatisticsConfig.py)' | while read -r l; do
+    sed -i "s/$TAG_PREV/$TAG/g" "$l"
+done
+
+echo "Done bumping version to $TAG in all files. The release comment has been added in src/ASP/system/sql/migrations/migrations.php"