Publish reusable Quay chart with optional PostgreSQL and Valkey

scripts/chart-version.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+project_dir=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")/.." && pwd)
+description=$(git -C "$project_dir" describe --tags --long --match 'v[0-9]*' --dirty)
+case "$description" in
+  *-dirty) echo 'Refusing to package a dirty tree.' >&2; exit 1 ;;
+esac
+version=${description#v}
+case "$version" in
+  *-0-g*) version=${version%%-0-g*} ;;
+esac
+printf '%s\n' "$version"