upgrading nextjs to 15

frontend/Dockerfile-old

@@ -0,0 +1,24 @@
+FROM node:20-alpine AS deps
+RUN apk add curl
+WORKDIR /app
+COPY package.json package-lock.json ./
+RUN npm ci --only=production
+
+FROM node:20-alpine AS builder
+WORKDIR /app
+COPY package.json package-lock.json ./
+RUN npm ci
+COPY . .
+ENV NODE_ENV=production
+ENV NEXT_PUBLIC_API_BASE_URL=http://battlbuilder-api:8080
+RUN npm run build
+
+FROM node:20-alpine AS runner
+WORKDIR /app
+
+COPY --from=deps /app/node_modules ./node_modules
+COPY --from=builder /app/.next ./.next
+COPY --from=builder /app/public ./public
+COPY --from=builder /app/package.json ./package.json
+EXPOSE 3000
+CMD ["npm", "start"]