add gitea action

Dockerfile

@@ -0,0 +1,14 @@
+FROM node:10-alpine
+
+RUN mkdir -p /home/node/app/node_modules && chown -R node:node /home/node/app
+WORKDIR /home/node/app
+
+COPY package*.json ./
+
+USER node
+RUN npm install
+COPY --chown=node:node . .
+
+EXPOSE 8383
+
+CMD ["node", "app.js"]