Add Dockerfile

Dockerfile

@@ -0,0 +1,21 @@
+FROM node:20-alpine
+
+WORKDIR /usr/src/app
+
+VOLUME /usr/src/app/store
+
+COPY package*.json ./
+
+RUN apk add --no-cache --virtual .gyp \
+        py3-pip \
+        build-base \
+        make \
+        g++ \
+    && mkdir store && chmod 777 store && npm install \
+    && apk del .gyp
+
+COPY . .
+
+EXPOSE 3000
+
+CMD [ "node", "." ]