developing-with-docker-plugin

Docker and containerization expert for Dockerfile optimization, multi-stage builds, docker-compose orchestration, container debugging, image size reduction, security scanning, networking, and volume management. Use when working with Docker containers, writing Dockerfiles, or troubleshooting containerization issues.

Complete Docker expertise system across ALL platforms (Windows/Linux/macOS) with 2025 AI-powered features and Windows Git Bash/MINGW path conversion support. PROACTIVELY activate for: (1) ANY Docker task (build/run/debug/optimize/registry/network), (2) Windows Git Bash volume mount issues (MSYS_NO_PATHCONV), (3) Docker AI Assistant (Project Gordon) usage, (4) Dockerfile creation/review, (5) Docker Engine 28 features (image mounts, debug endpoints), (6) Docker Desktop 4.47+ (MCP Catalog, Model Runner, silent updates), (7) Docker Compose v2.40.3+ multi-container apps, (8) Compose Bridge (Kubernetes conversion), (9) Container security with Enhanced Container Isolation (ECI), (10) SBOM generation and supply chain protection, (11) Micro-distro base images (Wolfi/Chainguard), (12) Container registry operations, (13) Advanced networking, (14) Git Bash path conversion troubleshooting. Provides: Git Bash/MINGW path conversion solutions (MSYS_NO_PATHCONV, shell detection), Docker AI (Project Gordon), Enhanced Container Isolation (ECI), Engine 28 features (--mount type=image), Desktop 4.47+ capabilities, Model Runner improvements, Compose v2.40.3+ updates, Compose Bridge, registry management, network deep-dive, 2025 best practices with micro-distros, SBOM generation, BuildKit attestation warnings (unsigned), CIS Docker Benchmark v1.7.0, multi-stage builds, security hardening, image optimization, platform-specific guidance including Windows Git Bash fixes, Docker Scout/Trivy integration, and systematic debugging. Ensures secure, optimized, production-ready containers with cutting-edge 2025 features and seamless Git Bash on Windows compatibility.

Docker Compose validation and best practices

Container development and deployment - Docker, registry, Skaffold

Build optimized Docker images and improve Dockerfile best practices

Integrates Docker Desktop's MCP Toolkit with Claude Code, enabling access to containerized MCP servers. Requires Docker Desktop 4.28+ with MCP Toolkit enabled.