Update injectScripts patching

Dockerfile

@@ -10,8 +10,9 @@ RUN mkdir /app && \
     rm -Rf node_modules && \
     rm -Rf index.js src assets package.json README.md
 
-# modify service worker to add injection script
-RUN sed -i 's/\(injectScripts:\s*\[\)/\1"inject.js",/' /app/sw.js
+# modify service worker to add injection script (old and new)
+RUN sed -i 's/\(injectScripts:\s*\[\)/\1"inject.js",/' /app/sw.js && \
+    sed -i 's/\(t\.set(\s*"injectScripts"\s*,\s*"ruffle\/ruffle.js"\s*)\s*,\)/\1t.append("injectScripts","inject.js"),/' /app/ui.js
 # workaround for https://github.com/webrecorder/wabac.js/issues/105
 RUN sed -i 's/if\s*(\s*!\s*\([a-zA-Z_]\+\)\(\.length)\s*return[^)]\+size of the file is not accessible\)/if(\1.canLoadOnDemand\&\&!\1\2/' /app/sw.js