chore: add dockerfile and CI

.github/workflows/ci.yml

@@ -0,0 +1,42 @@
+name: CI Docker build
+
+on:
+  push:
+    branches: ["main"]
+  release:
+    types: [created]
+
+jobs:
+  build:
+    name: Cria imagens e faz deploy HML
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout do repo git
+        uses: actions/checkout@v4
+
+      - name: Setup Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login DockerHub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build Staging
+        uses: docker/build-push-action@v6
+        if: github.ref == 'refs/heads/main'
+        with:
+          context: .
+          file: Dockerfile
+          push: true
+          tags: madalozzo/icecast2:staging
+
+      - name: Build Release
+        uses: docker/build-push-action@v6
+        if: github.ref == 'refs/heads/main'
+        with:
+          context: .
+          file: Dockerfile
+          push: true
+          tags: madalozzo/icecast2:latest

Dockerfile

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+FROM ubuntu:24.04
+LABEL name="ubuntu2404-icecast2-nonroot"
+LABEL maintener="Saulo Madalozzo <saulo.zz@gmail.com>"
+
+# Install icecast2
+RUN apt-get update && apt-get upgrade -y && \
+ DEBIAN_FRONTEND=noninteractive apt-get install -y \
+ icecast2 &&\
+ apt-get clean &&\
+ rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+RUN useradd user --uid 1002 --create-home --shell /bin/bash
+RUN usermod -a -G icecast user
+USER user
+
+ENTRYPOINT ["icecast2", "-c", "/etc/icecast2/icecast.xml"]