add docker file

Author: seramo

.github/workflows/docker.yml

@@ -0,0 +1,32 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and Push Docker Image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ghcr.io/${{ github.repository }}:latest

Dockerfile

@@ -0,0 +1,15 @@
+FROM alpine:latest
+
+RUN apk add --no-cache \
+    bash \
+    bind-tools \
+    netcat-openbsd \
+    curl
+
+WORKDIR /app
+
+COPY . .
+
+RUN chmod +x sni-scanner.sh
+
+CMD ["bash", "sni-scanner.sh"]

docker-compose.yml

@@ -0,0 +1,6 @@
+services:
+  sni-scanner:
+    build: .
+    container_name: sni-scanner
+    stdin_open: true
+    tty: true