# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# ---- Builder ----
FROM golang:1.25-alpine AS builder

WORKDIR /app

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

COPY . .

RUN CGO_ENABLED=0 GOOS=linux go build \
    -trimpath \
    -ldflags="-s -w" \
    -o /job \
    ./cmd/job

# ---- Runtime ----
# distroless/static includes CA certificates and timezone data but no shell,
# package manager, or other tooling. The :nonroot variant runs as UID 65532.
FROM gcr.io/distroless/static-debian12:nonroot

COPY --from=builder /job /job

ENTRYPOINT ["/job"]