Fix: Update Docker config to use pnpm instead of npm

- Switched from npm ci to pnpm install --frozen-lockfile
- Added corepack enable for pnpm support
- Added .dockerignore for cleaner builds

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Dockerfile

@@ -2,14 +2,18 @@
 
 # Base image
 FROM node:20-alpine AS base
+RUN apk add --no-cache libc6-compat
+RUN corepack enable && corepack prepare pnpm@latest --activate
 
 # Install dependencies only when needed
 FROM base AS deps
 WORKDIR /app
 
-# Install dependencies based on the preferred package manager
-COPY package.json package-lock.json* ./
-RUN npm ci
+# Copy package files
+COPY package.json pnpm-lock.yaml ./
+
+# Install dependencies
+RUN pnpm install --frozen-lockfile
 
 # Rebuild the source code only when needed
 FROM base AS builder
@@ -20,10 +24,10 @@ COPY . .
 # Next.js collects anonymous telemetry data - disable it
 ENV NEXT_TELEMETRY_DISABLED=1
 
-RUN npm run build
+RUN pnpm run build
 
 # Production image, copy all the files and run next
-FROM base AS runner
+FROM node:20-alpine AS runner
 WORKDIR /app
 
 ENV NODE_ENV=production