chore: Updated docker build process to use new base-images

dockerfile

@@ -1,4 +1,4 @@
-FROM node:lts-slim as build
+FROM git.luke-else.co.uk/luke-else/nodejs:latest as build
 
 WORKDIR /app
 
@@ -6,10 +6,10 @@ COPY package*.json ./
 RUN rm -rf node_modules
 RUN rm -rf build
 COPY . .
-RUN npm install
-RUN npm run build
+RUN pnpm install
+RUN pnpm run build
 
-FROM node:lts-slim as run
+FROM git.luke-else.co.uk/luke-else/nodejs:latest as run
 
 WORKDIR /app
 COPY --from=build /app/package.json ./package.json
@@ -17,4 +17,4 @@ COPY --from=build /app/build ./build
 RUN npm install --omit=dev
 
 EXPOSE 3000
-ENTRYPOINT [ "npm", "run", "start" ]
+ENTRYPOINT [ "pnpm", "run", "start" ]