diff --git a/Dockerfile b/Dockerfile
new file mode 100644
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--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,20 @@
+FROM ubuntu:18.04
+
+LABEL version="1.0.0"
+LABEL repository="https://github.com/convox/action-build"
+LABEL homepage="https://convox.com/convox"
+LABEL maintainer="Convox <support@convox.com>"
+
+LABEL "com.github.actions.name"="Convox Build"
+LABEL "com.github.actions.description"="Build an app to deploy on Convox"
+LABEL "com.github.actions.icon"="cloud"
+LABEL "com.github.actions.color"="blue"
+
+RUN apt-get -qq update && apt-get -qq -y install curl
+
+RUN curl -L https://convox.com/cli/linux/convox -o /tmp/convox \
+    && mv /tmp/convox /usr/local/bin/convox \
+    && chmod 755 /usr/local/bin/convox
+
+COPY entrypoint.sh /entrypoint.sh
+ENTRYPOINT ["/entrypoint.sh"]
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diff --git a/README.md b/README.md
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--- /dev/null
+++ b/README.md
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+# Convox Build Action
+This Action [builds](https://docs.convox.com/deployment/builds) an app based on a [convox.yml](https://docs.convox.com/application/convox-yml) so that app can be deployed on Convox
+
+## Inputs
+### `rack`
+**Required** The name of the [Convox Rack](https://docs.convox.com/introduction/rack) you wish to build against.
+### `app`
+**Required** The name of the [app](https://docs.convox.com/deployment/creating-an-application) you wish to build.
+## Outputs
+### `release`
+The ID of the release that is created when the build completes. 
+## Example usage
+```
+uses: convox/action-build@v1
+with:
+  rack: staging
+  app: myapp
+```
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diff --git a/action.yml b/action.yml
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--- /dev/null
+++ b/action.yml
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+name: Convox Build
+description: Build a Convox app
+author: Convox
+inputs:
+  rack:
+    description: Convox Rack name
+    required: true
+  app:
+    description: Convox app name
+    required: true
+outputs:
+  release:
+    description: Release ID of the created build
+runs:
+  using: docker
+  image: Dockerfile
\ No newline at end of file
diff --git a/entrypoint.sh b/entrypoint.sh
new file mode 100755
index 0000000..2502381
--- /dev/null
+++ b/entrypoint.sh
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+#!/bin/sh
+echo "Building"
+export CONVOX_RACK=$INPUT_RACK
+release=$(convox build --app $INPUT_APP --id)
+echo ::set-output name=release::$release
+echo ::set-env name=RELEASE::$release