Docker

.github/workflows/docker.yaml

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+name: image build
+on:
+  push:
+    branches:
+      - master
+      - docker
+
+env:
+  REGISTRY: ghcr.io
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@6d4b68b490aef8836e8fb5e50ee7b3bdfa5894f0
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@418e4b98bf2841bd337d0b24fe63cb36dc8afa55
+        with:
+          images: ${{ env.REGISTRY }}/${{ github.repository }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

Dockerfile

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+FROM golang:1-alpine AS builder
+
+WORKDIR /app
+
+# Copy go mod files first for better caching
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Copy source code
+COPY . .
+
+# Build the application
+RUN CGO_ENABLED=0 GOOS=linux go build -o lnproxy ./cmd/http-relay
+
+# Create a minimal runtime image
+FROM alpine:3
+
+RUN apk --no-cache add ca-certificates tzdata && \
+    adduser -D -h /app lnproxy
+
+WORKDIR /app
+USER lnproxy
+
+# Copy the binary from the builder stage
+COPY --from=builder --chown=lnproxy:lnproxy /app/lnproxy /app/
+
+# Expose the default port
+EXPOSE 4747
+
+# Set the entrypoint
+ENTRYPOINT ["/app/lnproxy"]

docker-compose.yaml

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+services:
+  lnproxy-relay:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: lnproxy-relay
+    restart: unless-stopped
+    ports:
+      - "4747:4747"
+    volumes:
+      - ./lnproxy.macaroon:/app/lnproxy.macaroon:ro
+      - ${LND_CERT_PATH:-~/.lnd/tls.cert}:/app/tls.cert:ro
+    environment:
+      - TZ=UTC
+    command: >
+      -lnd=${LND_HOST:-https://127.0.0.1:8080}
+      -lnd-cert=/app/tls.cert
+      -port=4747
+      /app/lnproxy.macaroon