Dockerfile

# syntax=docker/dockerfile:1

ARG GO_VERSION=1.25

FROM golang:${GO_VERSION}-alpine AS build
WORKDIR /src

COPY go.mod go.sum ./
RUN go mod download

COPY . .
RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags="-s -w" -o /out/terrain-server ./cmd/terrain-server && \
    CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags="-s -w" -o /out/terrain-tool ./cmd/terrain-tool

FROM alpine:3.22
RUN apk add --no-cache ca-certificates && \
    addgroup -S terrain && \
    adduser -S -G terrain terrain

WORKDIR /app
COPY --from=build /out/terrain-server /usr/local/bin/terrain-server
COPY --from=build /out/terrain-tool /usr/local/bin/terrain-tool
COPY config/terrain-server.json config/s3-terrain.json ./config/
COPY examples/tile.json ./examples/tile.json
COPY data/terrain-index.bin ./data/terrain-index.bin

USER terrain
EXPOSE 8080
ENTRYPOINT ["terrain-server"]
CMD ["-config", "config/terrain-server.json", "-credentials", "config/credentials.env", "-addr", "0.0.0.0:8080"]