feat: first commit

.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+max_line_length = 80
+
+[*.md]
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = false
+
+[Makefile]
+indent_style = tab
+indent_size = 4
+
+[{Dockerfile,Dockerfile.template.erb,Dockerfile.sample}]
+indent_style = space
+indent_size = 4
+
+[*.{yml,yaml}]
+indent_style = space
+indent_size = 2

.github/workflows/ci.yml

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+name: "CI"
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+env:
+  TEST_IMAGE_NAME: hadolint-action:${{github.sha}}
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    container: pipelinecomponents/hadolint:latest
+    steps:
+      - uses: actions/checkout@v1
+      - name: Run hadolint
+        run: hadolint Dockerfile
+
+  build:
+    runs-on: ubuntu-latest
+    needs: ['lint']
+    steps:
+      - uses: actions/checkout@v1
+      - name: Build Docker image
+        run: docker build -t $TEST_IMAGE_NAME .
+
+      - name: Save Docker image artifact
+        run: docker save -o action.tar $TEST_IMAGE_NAME
+
+      - name: Upload image artifact
+        uses: actions/upload-artifact@master
+        with:
+          name: action-image
+          path: action.tar
+
+  test:
+    name: Unit Tests
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - uses: actions/checkout@v1
+
+      - name: Pull Image artifact
+        uses: actions/download-artifact@master
+        with:
+          name: action-image
+
+      - name: Load image into docker context
+        run: docker load -i action-image/action.tar
+
+      - name: Get Image Name
+        id: image_name
+        run: echo "##[set-output name=image;]$(echo $TEST_IMAGE_NAME)"
+
+      - name: Run Structure tests
+        uses: brpaz/structure-tests-action@master
+        with:
+          image: ${{ steps.image_name.outputs.image }}
+
+  integration:
+    name: Integration Tests
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      - uses: actions/checkout@v1
+      - uses: ./
+        with:
+          dockerfile: testdata/Dockerfile
+
+  release:
+    if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+    name: Release
+    runs-on: ubuntu-latest
+    needs: integraiton
+    steps:
+      - uses: actions/checkout@v1
+      - name: Semantic Release
+        uses: brpaz/action-semantic-release@master
+        env:
+          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}

.hadolint.yml

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+# Hadolint configuration file
+
+# configure ignore rules
+# see https://github.com/hadolint/hadolint#rules for a list of available rules.
+ignored: []

.pre-commit-config.yaml

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+- repo: local
+  hooks:
+    - id: lint-dockerfile
+      name: Lint Dockerfile
+      entry: make lint-dockerfile
+      language: system
+      files: \.yml$
+    - id: lint-yaml
+      name: Lint YAML
+      entry: make lint-yaml
+      language: system
+      files: \.yml$

.yamllint

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+extends: default
+
+rules:
+  # 80 chars should be enough, but don't fail if a line is longer
+  line-length:
+    max: 80
+    level: warning
+  document-start: disable

Dockerfile

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+FROM hadolint/hadolint:v1.17.2
+
+COPY LICENSE README.md /
+
+CMD ["hadolint"]

LICENSE

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+
+The MIT License (MIT)
+
+Copyright (c) Bruno Paz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

Makefile

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+
+IMAGE_NAME:=hadolint-action
+
+lint-dockerfile: ## Runs hadoint against application dockerfile
+	@docker run --rm -v "$(PWD):/data" -w "/data" hadolint/hadolint hadolint Dockerfile
+
+lint-yaml: ## Lints yaml configurations
+	@docker run --rm -v "$(PWD):/yaml" sdesbure/yamllint yamllint .
+
+build: ## Builds the docker image
+	@docker build . -t $(IMAGE_NAME)
+
+test: build ## Runs a test in the image
+	@docker run -i --rm \
+  -v /var/run/docker.sock:/var/run/docker.sock \
+  -v ${PWD}:/test zemanlx/container-structure-test:v1.8.0-alpine \
+    test \
+    --image $(IMAGE_NAME) \
+    --config test/structure-tests.yaml
+
+help:
+	@grep -E '(^[a-zA-Z_-]+:.*?##.*$$)|(^##)' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[32m%-30s\033[0m %s\n", $$1, $$2}' | sed -e 's/\[32m##/[33m/'
+
+.DEFAULT_GOAL := help
+.PHONY: lint build test help

README.md

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+# hadolint-action Action
+
+> Action that runs [Hadolint](https://github.com/hadolint/hadolint) Dockerfile linting tool.
+
+[![GitHub Action](https://img.shields.io/badge/GitHub-Action-blue?style=for-the-badge)](https://github.com/features/actions)
+[![License](https://img.shields.io/badge/License-MIT-yellow.svg?style=for-the-badge)](LICENSE)
+[![Commitizen friendly](https://img.shields.io/badge/commitizen-friendly-brightgreen.svg?style=for-the-badge)](http://commitizen.github.io/cz-cli/)
+[![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg?style=for-the-badge)](https://github.com/semantic-release/semantic-release?style=for-the-badge)
+
+[![GitHub Actions](https://github.com/brpaz/hadolint-action/workflows/CI/badge.svg?style=for-the-badge)](https://github.com/brpaz/hadolint-action/actions)
+
+## Usage
+
+```yml
+steps:
+    uses: brpaz/hadolint-action@master
+```
+
+## Inputs
+
+**`dockerfile`**
+
+The path to the Dockerfile to be tested. By default it will look for a Dockerfile in the current directory.
+
+## 🤝 Contributing
+
+Contributions are what make the open source community such an amazing place to be learn, inspire, and create. Any contributions you make are **greatly appreciated**.
+
+1. Fork the Project
+2. Create your Feature Branch (`git checkout -b feature/AmazingFeature`)
+3. Commit your Changes (`git commit -m 'Add some AmazingFeature'`)
+4. Push to the Branch (`git push origin feature/AmazingFeature`)
+5. Open a Pull Request
+
+## Useful Resources
+
+* [Building actions - GitHub Help](https://help.github.com/en/articles/building-actions)
+* [actions/toolkit: The GitHub ToolKit for developing GitHub Actions.](https://github.com/actions/toolkit)
+
+## Author
+
+👤 **Bruno Paz**
+
+* Website: [https://github.com/brpaz](https://github.com/brpaz)
+* Github: [@brpaz](https://github.com/brpaz)
+
+## 📝 License
+
+Copyright © 2019 [Bruno Paz](https://github.com/brpaz).
+
+This project is [MIT](LICENSE) licensed.

action.yml

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+name: 'Hadolint'
+description: 'Action that runs Hadolint Dockerfile linting tool'
+author: 'Bruno Paz'
+inputs:
+  dockerfile:
+    description: 'The path to the Dockerfile to lint'
+    default: 'Dockerfile'
+runs:
+  using: 'docker'
+  image: 'Dockerfile'
+  args:
+    - ${{ inputs.dockerfile }}
+branding:
+  icon: 'layers'
+  color: 'purple'

structure-tests.yaml

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+schemaVersion: 2.0.0
+
+commandTests:
+  - name: "Check hadolint is installed"
+    command: hadolint
+    args: ['-v']
+    expectedOutput: ["Haskell Dockerfile Linter"]
+    exitCode: 0

testdata/Dockerfile

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+FROM alpine:3.10
+
+RUN echo "Hello"