Fix Docker build - enable Next.js static export

- Updated Dockerfile to install pnpm@9 explicitly
- Enabled static export in next.config.ts (output: export)
- Removed pnpm-workspace.yaml (not needed for single project)
- Docker build now succeeds and serves static files

Co-Authored-By: Paperclip <noreply@paperclip.ing>

Dockerfile

@@ -3,9 +3,12 @@ FROM node:20-alpine AS builder
 
 WORKDIR /app
 
+# Install pnpm
+RUN npm install -g pnpm@9
+
 # Install dependencies
 COPY package.json pnpm-lock.yaml ./
-RUN corepack enable && pnpm install --frozen-lockfile
+RUN pnpm install --frozen-lockfile
 
 # Build the application
 COPY . .

next.config.ts

@@ -1,7 +1,7 @@
 import type { NextConfig } from "next";
 
 const nextConfig: NextConfig = {
-  /* config options here */
+  output: "export",
 };
 
 export default nextConfig;

pnpm-workspace.yaml

@@ -1,3 +0,0 @@
-allowBuilds:
-  sharp: set this to true or false
-  unrs-resolver: set this to true or false