Dockerfile

# Build the manager binary
FROM golang:1.25.6-alpine AS builder

# Install build dependencies
RUN apk add --no-cache git make

WORKDIR /workspace

# Copy go mod and sum files
COPY go.mod go.sum ./

# Download dependencies
RUN go mod download

# Copy the source code
COPY cmd/ cmd/
COPY api/ api/
COPY internal/ internal/
COPY pkg/ pkg/
COPY hack/ hack/
COPY Makefile Makefile

# Generate code and manifests if needed
RUN make generate || true

# Build
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -installsuffix cgo -ldflags '-w -s' -o manager cmd/main.go

# Use distroless as minimal base image to package the manager binary
# Refer to https://github.com/GoogleContainerTools/distroless for more details
FROM gcr.io/distroless/static:nonroot
WORKDIR /
COPY --from=builder /workspace/manager .
USER 65532:65532

ENTRYPOINT ["/manager"]