ci: run remix-serve with bun

Dockerfile

@@ -1,20 +1,23 @@
-FROM node:20-alpine AS base
+FROM oven/bun:1-alpine AS base
 WORKDIR /usr/src/app
-RUN apk update && apk upgrade npm
+
+# TEMPFIX
+RUN apk update && apk add nodejs npm
 
 FROM base as install
-COPY package.json package-lock.json .
-RUN npm ci
+COPY package.json .
+# TEMPFIX
+RUN npm install
 
 FROM install AS prerelease
 ENV NODE_ENV=production
 COPY --from=install /usr/src/app/node_modules node_modules
 ADD . .
-RUN npm run build
+RUN bun run build
 
 FROM base AS release
 ENV NODE_ENV=production
 COPY --from=prerelease /usr/src/app .
 
 EXPOSE 3000/tcp
-CMD ["npm", "run", "start"]
+CMD ["bun", "run", "start"]