diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..f738352
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,21 @@
+FROM php:7.1-cli
+
+LABEL "com.github.actions.name"="GA-PHPLint"
+LABEL "com.github.actions.description"="Run PHP linter on PR"
+LABEL "com.github.actions.icon"="aperture"
+LABEL "com.github.actions.color"="blue"
+
+LABEL version="0.0.1"
+LABEL repository="https://github.com/justia/ga-phplint-7.1"
+LABEL homepage="https://github.com/justia/ga-phplint-7.1"
+
+RUN apt-get update && apt-get -y install zip unzip
+
+RUN curl -sS https://getcomposer.org/installer | php -- \
+--install-dir=/usr/bin --filename=composer && chmod +x /usr/bin/composer
+
+RUN mkdir /phplint && cd /phplint && composer require overtrue/phplint && ln -s /phplint/vendor/bin/phplint /usr/local/bin/phplint
+
+COPY "entrypoint.sh" "/entrypoint.sh"
+RUN chmod +x /entrypoint.sh
+ENTRYPOINT ["/entrypoint.sh"]
diff --git a/README.md b/README.md
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index 0000000..3aec3fe
--- /dev/null
+++ b/README.md
@@ -0,0 +1,2 @@
+# GA-PHPLint7.1
+PHP 7.1 linter.
diff --git a/action.yml b/action.yml
new file mode 100644
index 0000000..20edcfd
--- /dev/null
+++ b/action.yml
@@ -0,0 +1,9 @@
+# action.yml
+name: 'PHPLint'
+description: 'Run PHP lint on PR'
+outputs:
+  pass: # if code ok
+    description: 'Codes passes linter'
+runs:
+  using: 'docker'
+  image: 'Dockerfile'
diff --git a/entrypoint.sh b/entrypoint.sh
new file mode 100644
index 0000000..8cc2e38
--- /dev/null
+++ b/entrypoint.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+set -e
+
+phplint ./