docker-image-create

docker-image-create is a skill for Claude Code from bdfinst/agentic-dev-team. It costs 133 tokens per session (2,101 once invoked), scanned A, original, MIT.

A tool that examines a project and creates Dockerfiles for running it in containers. It detects the programming language and framework, then prepares a multi-stage production build.

In plain words
What is it for?
Use it to containerize applications and generate Dockerfiles suited to projects in languages such as Node.js, Python, Go, Java, and C#.
Why use it?
It removes much of the manual work involved in packaging an application for consistent deployment.

Skill for Claude Code

Written for Claude Code: user-invocable in frontmatter.

Part of the dev-team plugin — 98 skills, 54 agents, 4 hooks shipped together

Good fit Use it to containerize applications and generate Dockerfiles suited to projects in languages such as Node.js, Python, Go, Java, and C#.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/bdfinst/agentic-dev-team/docker-image-create
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add bdfinst/agentic-dev-team --skill docker-image-create
Clone the repo
git clone --depth 1 https://github.com/bdfinst/agentic-dev-team

Made for: Claude Code.

Or install dev-team, the plugin that ships this one along with the rest of its 98 skills, 54 agents, 4 hooks.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for docker-image-create

README.md
[![agentmods](https://agentmods.dev/badge/skills/bdfinst/agentic-dev-team/docker-image-create/github.svg)](https://agentmods.dev/skills/bdfinst/agentic-dev-team/docker-image-create)
Your own site
<a href="https://agentmods.dev/skills/bdfinst/agentic-dev-team/docker-image-create"><img src="https://agentmods.dev/badge/skills/bdfinst/agentic-dev-team/docker-image-create/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for docker-image-create

Your own site · 80×15
<a href="https://agentmods.dev/skills/bdfinst/agentic-dev-team/docker-image-create"><img src="https://agentmods.dev/badge/skills/bdfinst/agentic-dev-team/docker-image-create.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 133 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,101 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector warn 7 Sept 2026
SkillSpector: 1 finding, up to medium

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • medium MCP Rug Pull · line 145
    Docker image references without a specific tag (:latest is implicit) or digest (@sha256:...) can be silently replaced by a malicious image.
    Fix: Pin the image: image:tag or image@sha256:abc123
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00133 $0.02101
Opus 5.5 $0.00053 $0.00840
Sonnet 5.5 $0.00027 $0.00420
Haiku 4.5 $0.00013 $0.00210

Measured 1mo ago against content hash 975b22de6efb, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

docker-image-create scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

CMD ["wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:3000/health"] || exit 1
plugins/dev-team/skills/docker-image-create/SKILL.md · 186 lines

How it starts

The opening of the file, as written. The whole thing — 186 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Docker Image Creation

Generate production-ready Dockerfiles by analyzing language, framework, and dependencies. Output is a multi-stage build optimized for small image size, fast builds, and minimal attack surface.

Default base image strategy: distroless when possible (only the app and its runtime — no shell, no package manager, no OS utilities; minimal CVE exposure). Fall back to slim (node:22-slim, python:3.12-slim) when the runtime needs OS-level libraries or a shell for debugging.

Workflow

Step 1: Detect the project

Scan the project root to identify:

  1. Language + version (from version files / configs):

    • package.json (Node.js — engines.node)
    • go.mod (Go — go directive)
    • requirements.txt / pyproject.toml / Pipfile (Python — python_requires / .python-version)
    • pom.xml / build.gradle{,kts} (Java/Kotlin — sourceCompatibility)
    • *.csproj / *.fsproj (C#/F# — TargetFramework)
    • mix.exs (Elixir), Gemfile (Ruby)
  2. Framework (drives build command + output structure):

    • Node.js: Next.js, Remix, Express, Fastify, NestJS, Astro, SvelteKit
    • Python: FastAPI, Flask, Django
    • Go: net/http, Gin, Echo, Fiber
    • Java: Spring Boot, Quarkus, Micronaut
    • .NET: ASP.NET Core, Blazor, gRPC, minimal APIs
  3. Package manager (drives install command):

    • Node.js: npm (package-lock.json), yarn (yarn.lock), pnpm (pnpm-lock.yaml), bun (bun.lockb)
    • Python: pip (requirements.txt), poetry (poetry.lock), pipenv (Pipfile.lock), uv (uv.lock)
  4. Entry point: package.json scripts.start / main, Procfile, existing Dockerfile CMD, or framework convention (main.go, app.py, Application.java).

  5. Existing Docker artifacts: .dockerignore, existing Dockerfile, docker-compose.yml.

Present a detection summary to the user and ask: "Want me to adjust anything before generating?"

Step 2: Ask about registry and build tools

Ask:

  1. Container registry? (Docker Hub, ghcr.io, ECR, GCR, ACR) — affects FROM paths and login steps.
  2. Build tool? Default: BuildKit (DOCKER_BUILDKIT=1). Enables cache mounts, secret mounts, and parallel stages.
  3. Generate .dockerignore? If missing or sparse.
  4. Generate docker-compose.yml? For local development.

Read the full file on GitHub · 186 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 186 lines · 133 tokens per session scan A 975b22de6efb

Subscribe to this mod's changes

docker-image-create is a skill published in the GitHub repository bdfinst/agentic-dev-team (295 stars, last pushed 4d ago), licensed MIT. It adds 133 tokens to every session and 2,101 once invoked, about $0.0005 per session on Opus 5.5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.

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