Dockerization

.github/workflows/docker.yml

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+name: Docker Hub
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set login
+        uses: azure/docker-login@v1
+        with:
+          username: ${{ secrets.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - name: Build image
+        working-directory: ${{github.workspace}}
+        run: ./build.sh
+
+      - name: Push image
+        run: docker push natechoe/ncdg

Dockerfile

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+FROM debian:stable-slim AS build
+RUN apt-get update -y && apt-get upgrade -y && apt-get install -y gcc make
+COPY . /ncdg
+WORKDIR /ncdg
+RUN make
+
+FROM debian:stable-slim AS run
+COPY --from=build /ncdg/build/ncdg /usr/bin/ncdg
+
+ENTRYPOINT [ "ncdg", "/dev/stdin" ]

build.sh

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+#!/bin/sh
+
+docker build . -t natechoe/ncdg