upatde: add docker for coolify

Dockerfile

@@ -0,0 +1,64 @@
+# =============================================================================
+# Asset Bridge 3D — Dockerfile for Coolify
+# Node 20 Debian · Blender (headless) · Multi-stage build
+# =============================================================================
+
+# --- Stage 1: Dependencies ---------------------------------------------------
+FROM node:20-slim AS deps
+
+WORKDIR /app
+
+COPY package.json package-lock.json* ./
+RUN npm ci --ignore-scripts
+
+# --- Stage 2: Build ----------------------------------------------------------
+FROM node:20-slim AS builder
+
+WORKDIR /app
+
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+ENV NEXT_TELEMETRY_DISABLED=1
+ENV NODE_ENV=production
+
+RUN npm run build
+
+# --- Stage 3: Production -----------------------------------------------------
+FROM node:20-slim AS runner
+
+LABEL maintainer="Asset Bridge 3D"
+LABEL description="Secure 3D asset upload interface with Draco compression and GitHub push"
+
+# Install Blender (headless) + tini
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    blender \
+    tini \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+ENV NODE_ENV=production
+ENV NEXT_TELEMETRY_DISABLED=1
+ENV PORT=3000
+ENV HOSTNAME=0.0.0.0
+
+# Copy build artifacts
+COPY --from=builder /app/.next/standalone ./
+COPY --from=builder /app/.next/static ./.next/static
+COPY --from=builder /app/public ./public
+
+# Copy the Blender compression script
+COPY --from=builder /app/scripts ./scripts
+
+# Ensure tmp dir for uploads exists
+RUN mkdir -p /tmp/assets
+
+# Copy entrypoint
+COPY docker-entrypoint.sh /docker-entrypoint.sh
+RUN chmod +x /docker-entrypoint.sh
+
+EXPOSE 3000
+
+ENTRYPOINT ["/usr/bin/tini", "--", "/docker-entrypoint.sh"]
+CMD ["node", "server.js"]