Enhance project configuration by setting output to "standalone" in Next.js config files and updating .gitignore to include example environment files for better clarity and management.

dashboard/Dockerfile

@@ -0,0 +1,44 @@
+# HexaHost Dashboard (Next.js)
+FROM node:20-alpine AS deps
+WORKDIR /app
+COPY package.json package-lock.json* ./
+RUN npm install
+
+FROM node:20-alpine AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+# Build-time public env (overridden at runtime where possible)
+ARG NEXT_PUBLIC_BRAND_NAME=HexaHost
+ARG NEXT_PUBLIC_BRAND_NAME_WORD=HH
+ARG NEXT_PUBLIC_ADMIN_IDS=
+ARG NEXT_PUBLIC_API_URL=
+
+ENV NEXT_TELEMETRY_DISABLED=1 \
+    NEXT_PUBLIC_BRAND_NAME=$NEXT_PUBLIC_BRAND_NAME \
+    NEXT_PUBLIC_BRAND_NAME_WORD=$NEXT_PUBLIC_BRAND_NAME_WORD \
+    NEXT_PUBLIC_ADMIN_IDS=$NEXT_PUBLIC_ADMIN_IDS \
+    NEXT_PUBLIC_API_URL=$NEXT_PUBLIC_API_URL
+
+RUN mkdir -p public && npm run build
+
+FROM node:20-alpine AS runner
+WORKDIR /app
+
+ENV NODE_ENV=production \
+    NEXT_TELEMETRY_DISABLED=1 \
+    PORT=3000 \
+    HOSTNAME=0.0.0.0
+
+RUN addgroup --system --gid 1001 nodejs \
+    && adduser --system --uid 1001 nextjs
+
+COPY --from=builder /app/public ./public
+COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
+COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
+
+USER nextjs
+EXPOSE 3000
+
+CMD ["node", "server.js"]