Add Dockerfile

+FROM node:14
+
+LABEL title="TFT-Webserver"
+LABEL version="1.01"
+
+# set working directory
+WORKDIR /app
+
+# install modules and dependencies
+COPY package*.json ./
+RUN npm install
+
+# copy source codes
+COPY ./ ./
+
+# port-forward
+EXPOSE 8484
+
+#start application
+CMD [ "npm", "start" ]
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+.DS_Store
+thumbs.db
+*.log
+node_modules/
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