Tweaked build instructions to play nice with git worktree.

Author: dmuth

package.json

@@ -11,7 +11,7 @@
     "clean": "rm -rfv dist/*bundle.js* node_modules package-lock.json",
     "build": "npm install; webpack --mode production",
     "dev-build": "npm install; webpack --watch --mode development",
-    "release-build": "rm -fv diceware.zip; pushd .. > /dev/null; zip -r diceware.zip diceware/; popd > /dev/null; mv ../diceware.zip ."
+    "release-build": "rm -fv diceware.zip ; zip -r ../diceware.zip *; mv ../diceware.zip ."
   },
   "repository": {
     "type": "git",