Refactor Dockerfile to use Node.js base image and pnpm for package ma…

…nagement. Removed Bun references, updated installation commands, and ensured pnpm is available in the final image. This change streamlines the build process and aligns with the project's current dependency management strategy.

Dockerfile

@@ -1,39 +1,43 @@
 # syntax = docker/dockerfile:1
 
-# Adjust BUN_VERSION as desired
-ARG BUN_VERSION=1.1.18
-FROM oven/bun:${BUN_VERSION}-slim as base
+# Use a Node.js base image
+FROM node:23-slim as base
 
-LABEL fly_launch_runtime="Bun"
+LABEL fly_launch_runtime="Node.js"
 
-# Bun app lives here
+# Node.js app lives here
 WORKDIR /app
 
 # Set production environment
 ENV NODE_ENV="production"
 
-
 # Throw-away build stage to reduce size of final image
 FROM base as build
 
 # Install packages needed to build node modules
 RUN apt-get update -qq && \
     apt-get install --no-install-recommends -y build-essential pkg-config python-is-python3
 
-# Install node modules
-COPY bun.lockb package.json ./
-RUN bun install --ci
+# Install pnpm
+RUN npm install -g pnpm
+
+# Install node modules using pnpm
+COPY pnpm-lock.yaml ./
+COPY package.json ./
+RUN pnpm install --frozen-lockfile
 
 # Copy application code
 COPY . .
 
-
 # Final stage for app image
 FROM base
 
+# Ensure pnpm is available in the final image
+RUN npm install -g pnpm
+
 # Copy built application
 COPY --from=build /app /app
 
 # Start the server by default, this can be overwritten at runtime
 EXPOSE 3000
-CMD [ "bun", "run", "start" ]
+CMD [ "pnpm", "start" ]