Dockerfile.local

# TODO_TECHDEBT: Consolidate Dockerfile.local and Dockerfile
ARG GO_VERSION=1.25-alpine

FROM golang:${GO_VERSION} AS builder
WORKDIR /src
RUN apk add --no-cache build-base git
# Default: CGO enabled (musl) for Alpine runtime
ENV CGO_ENABLED=1 GOOS=linux \
    CGO_CFLAGS="-Wno-implicit-function-declaration -Wno-error=implicit-function-declaration"

# Better layer caching
COPY go.mod go.sum ./
RUN go mod download
COPY . .

# Build with tags (CGO enabled)
RUN go build -tags "ethereum_secp256k1" -buildvcs=false -o /out/path ./cmd

# Optional no-CGO build (commented by default)
# RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -buildvcs=false -o /out/path_nocgo ./cmd

FROM alpine:3.19
RUN apk add --no-cache ca-certificates tzdata
WORKDIR /app
# Default artifact: CGO-enabled
COPY --from=builder /out/path /app/path
# Swap to no-CGO by uncommenting this and commenting the line above:
# COPY --from=builder /out/path_nocgo /app/path
ENTRYPOINT ["/app/path"]