# Lint stage. The format check is not here: it runs on the host, in
# script/fmt-check.
# golangci/golangci-lint:v2.14.0 (Debian-based), 2026-09-24
FROM golangci/golangci-lint@sha256:ad862ba6b3798cbe0fd9fd7408d498fd74fbd2623a92406b2fd3898faf0bf98f AS lint
WORKDIR /src
COPY go.mod go.sum ./
RUN go mod download
COPY . .
# Called directly: make lint is itself a docker build of this stage.
RUN golangci-lint run --config .golangci.yml ./...

# Test stage: run full test suite under the race detector
# golang 1.22.12 (Debian-based; -race needs its C toolchain), 2025-02-04
FROM golang@sha256:1cf6c45ba39db9fd6db16922041d074a63c935556a05c5ccb62d181034df7f02 AS test
WORKDIR /src
COPY go.mod go.sum ./
RUN go mod download
COPY . .
# Called directly: make test is itself a docker build of this stage.
RUN go test -timeout 90s -race -cover ./... || \
    { echo "--- Rerunning with -v for details ---"; \
      go test -timeout 90s -race -v ./...; exit 1; }

# Final stage: a development environment, set up by script/bootstrap.
# The copies make a plain docker build run both stages above. No stage
# compiles a binary, since simplelog is a library, so none declares the
# VERSION build argument that script/docker and script/cibuild pass.
# golang 1.22.12 (2025-02-04)
FROM golang@sha256:1cf6c45ba39db9fd6db16922041d074a63c935556a05c5ccb62d181034df7f02
COPY --from=lint /src/go.sum /dev/null
COPY --from=test /src/go.sum /dev/null
WORKDIR /src
COPY script/ script/
COPY go.mod go.sum package.json yarn.lock ./
RUN script/bootstrap
COPY . .