Archon/archon-ui-main/Dockerfile.k8s.production
Luis Erlacher cfb7188045
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feat: add K8s optimized Docker images with dual build strategy
Add Kubernetes-optimized Dockerfiles alongside original Docker Compose versions:

**New K8s Dockerfiles:**
- python/Dockerfile.k8s.server - Non-root, graceful shutdown
- python/Dockerfile.k8s.mcp - Lightweight K8s optimized
- python/Dockerfile.k8s.agents - Production-ready agents
- archon-ui-main/Dockerfile.k8s.production - Non-root nginx

**CI/CD Updates:**
- Modified .gitea/workflows/build-images.yml for serial execution
- Builds 8 images: 4 Docker versions + 4 K8s versions
- Tags: docker-latest/docker-{sha} and k8s-latest/k8s-{sha}
- Serial execution prevents memory overload

**K8s Manifest Updates:**
- Updated k8s-manifests-complete.yaml to use k8s-latest tags
- Added securityContext for non-root execution
- Added terminationGracePeriodSeconds for graceful shutdown
- Applied container security best practices

**Optimizations:**
- Non-root users (UID/GID 1001) for all services
- Proper signal propagation (graceful shutdown)
- Removed HEALTHCHECK (K8s uses probes)
- Cache cleanup for smaller images (~10% reduction)
- Production-only builds (no test files)

**Documentation:**
- DOCKER_K8S_BUILD_STRATEGY.md - Complete usage guide
- DOCKERFILE_K8S_IMPROVEMENTS.md - Technical analysis

Original Dockerfiles remain unchanged for Docker Compose compatibility.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-10-07 12:38:40 -03:00

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1.8 KiB
Docker

# Frontend - Kubernetes optimized build
# React/Vite build with Nginx optimized for K8s
# Optimizations:
# - Non-root nginx user for security
# - No HEALTHCHECK (K8s uses liveness/readiness probes)
# - Optimized build cache
# - Minimal production footprint
# =============================================================================
# STAGE 1: Build da aplicação React/Vite
# =============================================================================
FROM node:18-alpine AS builder
WORKDIR /app
# Install build dependencies
RUN apk add --no-cache python3 make g++ git
# Copy package files
COPY package*.json ./
# Install ALL dependencies (including devDependencies for build)
RUN npm ci && npm cache clean --force
# Copy source code
COPY . .
# Build para produção
RUN npm run build
# =============================================================================
# STAGE 2: Servir com Nginx (non-root)
# =============================================================================
FROM nginx:alpine
# Remover configuração padrão do Nginx
RUN rm -rf /usr/share/nginx/html/* /etc/nginx/conf.d/default.conf
# Create non-root nginx user
# Note: nginx:alpine already has nginx user, just need to configure permissions
RUN chown -R nginx:nginx /usr/share/nginx/html /var/cache/nginx /var/log/nginx /etc/nginx/conf.d && \
touch /var/run/nginx.pid && \
chown -R nginx:nginx /var/run/nginx.pid
# Copiar build do stage anterior
COPY --from=builder --chown=nginx:nginx /app/dist /usr/share/nginx/html
# Copiar configuração customizada do Nginx
COPY --chown=nginx:nginx nginx.conf /etc/nginx/conf.d/default.conf
# Expor porta 3737 (mantendo compatibilidade com a config atual)
EXPOSE 3737
# Switch to non-root user
USER nginx
# Iniciar Nginx
# Note: nginx -g "daemon off;" is already in exec form by default in the base image
CMD ["nginx", "-g", "daemon off;"]