v4.5 Demo initial commit

2026-06-24 14:53:14 +02:00
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+# Frontend Dockerfile for IoT PreTester V3
+# Next.js-based React application with TypeScript
+
+# Stage 1: Dependencies
+FROM node:18-alpine AS deps
+
+WORKDIR /app
+
+# Copy package files
+COPY Frontend/iot-pre-tester-frontend/package*.json ./
+
+# Install dependencies (including devDependencies — typescript, tailwindcss
+# and postcss are required for `next build`; the runner stage only ships the
+# standalone output, so the final image stays slim)
+RUN npm ci
+
+# Stage 2: Builder
+FROM node:18-alpine AS builder
+
+WORKDIR /app
+
+# Copy dependencies from deps stage
+COPY --from=deps /app/node_modules ./node_modules
+
+# Copy source code
+COPY Frontend/iot-pre-tester-frontend/ ./
+
+# Set build-time environment variable
+ARG NEXT_PUBLIC_API_URL
+ENV NEXT_PUBLIC_API_URL=${NEXT_PUBLIC_API_URL:-http://localhost:8000/api}
+
+# Build Next.js application
+RUN npm run build
+
+# Stage 3: Runner
+FROM node:18-alpine AS runner
+
+WORKDIR /app
+
+# Set production environment
+# HOSTNAME=0.0.0.0 is required: the standalone server binds to $HOSTNAME,
+# which Docker otherwise sets to the container id, so the server would only
+# listen on the container IP and the loopback healthcheck would fail
+ENV NODE_ENV=production \
+    PORT=3000 \
+    HOSTNAME=0.0.0.0
+
+# Use existing node user (UID 1000, GID 1000) - matches backend
+# No need to create new user, alpine node image already has it
+
+# Copy standalone build from builder
+COPY --from=builder /app/.next/standalone ./
+COPY --from=builder /app/.next/static ./.next/static
+COPY --from=builder /app/public ./public
+
+# Create all required directories with proper permissions BEFORE switching user
+RUN mkdir -p /app/public/filesAttachment /app/public/wireshark_capture /files && \
+    chown -R node:node /app /files && \
+    chmod 777 /app/public/filesAttachment && \
+    chmod 777 /app/public/wireshark_capture && \
+    chmod 777 /files
+
+# Copy and set up entrypoint script
+COPY docker/entrypoint-frontend.sh /app/entrypoint.sh
+RUN chmod +x /app/entrypoint.sh && \
+    chown node:node /app/entrypoint.sh
+
+# Switch to non-root user AFTER setting all permissions
+USER node
+
+# Expose port
+EXPOSE 3000
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=20s --retries=3 \
+    CMD wget --no-verbose --tries=1 --spider http://127.0.0.1:3000/devices || exit 1
+
+# Use entrypoint script to ensure permissions and start Next.js
+ENTRYPOINT ["/app/entrypoint.sh"]
+CMD ["node", "server.js"]