chore: change Docker to use bun

Dockerfile

@@ -1,5 +1,6 @@
-# base node image
-FROM node:18-bookworm-slim as base
+# use the official Bun image
+# see all versions at https://hub.docker.com/r/oven/bun/tags
+FROM oven/bun:1 AS base
 
 # set for base and all layer that inherit from it
 ENV NODE_ENV production
@@ -13,8 +14,8 @@ FROM base as deps
 RUN mkdir /myapp/
 WORKDIR /myapp
 
-ADD package.json .npmrc package-lock.json ./
-RUN npm install --include=dev
+ADD package.json bun.lockb ./
+RUN bun install --frozen-lockfile
 
 # Setup production node_modules
 FROM base as production-deps
@@ -23,8 +24,8 @@ RUN mkdir /myapp/
 WORKDIR /myapp/
 
 COPY --from=deps /myapp/node_modules /myapp/node_modules
-ADD package.json .npmrc package-lock.json ./
-RUN npm prune --omit=dev
+ADD package.json bun.lockb ./
+RUN bun install --frozen-lockfile --production
 
 # Build the app
 FROM base as build
@@ -43,7 +44,7 @@ ADD prisma /myapp/prisma
 RUN npx prisma generate
 
 ADD . .
-RUN npm run build
+RUN bun run build
 
 # Finally, build the production image with minimal footprint
 FROM base