Build files outside and move in & install only !dev dependencies

Dockerfile

@@ -1,20 +1,13 @@
 FROM node:18
-LABEL org.opencontainers.image.source https://github.com/KevinMidboe/figlet-http
 
-RUN mkdir -p /opt/figlet-http/src
+RUN mkdir -p /opt/figlet-http/lib
 
 WORKDIR /opt/figlet-http
 
-# COPY src/ src
-# COPY tsconfig.json .
-# COPY package.json .
-# COPY yarn.lock .
-
+COPY package.json .
 COPY lib/ lib
-COPY node_modules/ node_modules
 
-# RUN yarn
-# RUN yarn build
+RUN yarn install --production
 
 EXPOSE 3000