Add package testing script

.gitattributes

@@ -8,6 +8,7 @@
 # files that should not get included in a release zip
 README.md export-ignore
 .vscode export-ignore
+.scripts export-ignore
 .git export-ignore
 .github export-ignore
 .gitignore export-ignore

.scripts/package.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+cwd=$(pwd)
+rootDir=$(git rev-parse --show-toplevel)
+infoFile="$rootDir/info.json"
+
+modName=$(jq -r '.name' $infoFile)
+if [ -z "$modName" ]; then
+    echo "Error: Mod name not found in info.json"
+    exit 1
+fi
+
+version=$(jq -r '.version' $infoFile)
+if [ -z "$version" ]; then
+    echo "Error: Mod version not found in info.json"
+    exit 1
+fi
+
+outputFile="${modName}_${version}.zip"
+
+# git archive --format zip --prefix $modName/ --worktree-attributes --output ./$outputFile HEAD
+
+cd $rootDir
+mkdir $modName
+cp -r ./*.lua info.json thumbnail.png locale/ LICENSE $modName/
+rm -f $outputFile
+zip -r $outputFile $modName
+rm -rf $modName/
+
+if [ -n "$1" ]; then
+    mv $outputFile "$1"
+    outputFile="$1/$(basename $outputFile)"
+fi
+
+cd $pwd
+echo $outputFile