failed attempt

Dockerfile

@@ -7,6 +7,7 @@ RUN apt-get update \
     && apt-get install -y google-chrome-stable fonts-ipafont-gothic fonts-wqy-zenhei fonts-thai-tlwg fonts-kacst fonts-freefont-ttf libxss1 \
       --no-install-recommends \
     && rm -rf /var/lib/apt/lists/*
+RUN npm install -g typescript
 RUN yarn add puppeteer \
     && groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
     && mkdir -p /home/pptruser/Downloads \