add build script

scripts/build-assets-mod.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+set -e
+
+PROJECT_ROOT="$(pwd)"
+
+MANIFEST="$PROJECT_ROOT/src/main/resources/manifest.json"
+RESOURCE_DIR="$PROJECT_ROOT/src/main/resources"
+DIST_DIR="$PROJECT_ROOT/dist"
+
+mkdir -p "$DIST_DIR"
+
+NAME=$(jq -r '.Name' "$MANIFEST")
+VERSION=$(jq -r '.Version' "$MANIFEST")
+SERVER=$(jq -r '.ServerVersion' "$MANIFEST")
+
+ZIP_NAME="${NAME}-${VERSION}_${SERVER}.zip"
+
+echo "Building $ZIP_NAME"
+
+cd "$RESOURCE_DIR"
+zip -r "$DIST_DIR/$ZIP_NAME" .