release: v0.1.0

Dockerfile

@@ -0,0 +1,30 @@
+# Build stage
+FROM golang:1.23-alpine AS build
+
+WORKDIR /app
+
+# Cache deps
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Copy source and build
+COPY . .
+RUN go build -o ddns-updater main.go
+
+# Runtime stage
+FROM alpine:latest
+
+WORKDIR /app
+
+# Non-root user (optional)
+RUN adduser -D ddns
+USER ddns
+
+# Copy binary
+COPY --from=build /app/ddns-updater /usr/local/bin/ddns-updater
+
+# Config volume
+VOLUME ["/config"]
+
+ENTRYPOINT ["/usr/local/bin/ddns-updater"]
+CMD ["-config", "/config/config.yaml"]