Switch to npm, added docker setup

dockerfile

@@ -0,0 +1,16 @@
+#Build stage
+FROM node:18-alpine AS build
+WORKDIR /app
+COPY package*.json .
+RUN npm ci
+COPY . .
+RUN npm run build
+
+#Prod stage
+FROM node:18-alpine AS production
+WORKDIR /app
+COPY package*.json .
+RUN npm ci --omit=dev
+COPY --from=build /app/dist ./dist
+
+CMD ["npm", "run", "start"]