feat: add Bun support

Dockerfile

@@ -1,57 +1,45 @@
 # ---------------------
 # Build stage
 # ---------------------
-FROM node:22-alpine AS build
+FROM oven/bun:1.3.3-alpine AS build
 
-# Enable corepack and install a specific pnpm version securely
-RUN corepack enable && corepack prepare pnpm@10.3.0 --activate
-
-
-# Set working directory
 WORKDIR /app
 
-# Copy only necessary files
-COPY package.json pnpm-lock.yaml ./
+# Copy dependency manifests
+COPY package.json bun.lock ./
 
 # Install dependencies
-# sonarcloud: disable=ShellScriptExecutionRisk
-RUN pnpm install
+RUN bun install
 
-# Copy the rest of the source code
+# Copy source
 COPY . .
-# COPY .next ./.next
-# COPY public ./public
-# COPY node_modules ./node_modules
 
+# Build Next.js app
+RUN bun --bun run build
 
-# Build the Next.js application
-RUN pnpm run build
 
 # ---------------------
 # Production stage
 # ---------------------
-FROM node:22-alpine AS production
+FROM oven/bun:1.3.3-alpine AS production
 
-# Create a non-root user
-# RUN groupadd -r appgroup && useradd -r -g appgroup appuser
+# Create non-root user
 RUN addgroup -S appgroup && adduser -S appuser -G appgroup
-# Set working directory
+
 WORKDIR /app
 
-# Copy necessary build artifacts from build stage
+# Copy required runtime files
 COPY --from=build /app/package.json ./
 COPY --from=build /app/.next ./.next
 COPY --from=build /app/public ./public
 COPY --from=build /app/node_modules ./node_modules
 
-# Change ownership to non-root user
+# Fix ownership
 RUN chown -R appuser:appgroup /app
 
-# Switch to non-root user
 USER appuser
 
-# Expose port
 EXPOSE 3000
 
-# Start the Next.js application
-CMD ["npm", "start"]
+# Start Next.js
+CMD ["bun", "run", "start"]