FROM ghcr.io/astral-sh/uv:0.7.12 AS uv

FROM 086679231553.dkr.ecr.us-east-1.amazonaws.com/docker-parent-images:lambda-python314 AS builder

# Enable bytecode compilation, to improve cold-start performance.
ENV UV_COMPILE_BYTECODE=1

# Disable installer metadata, to create a deterministic layer.
ENV UV_NO_INSTALLER_METADATA=1

# Enable copy mode to support bind mount caching.
ENV UV_LINK_MODE=copy

RUN --mount=from=uv,source=/uv,target=/bin/uv \
    --mount=type=cache,target=/root/.cache/uv \
    --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    uv export --frozen --no-emit-workspace --no-dev --no-editable -o requirements.txt && \
    uv pip install -r requirements.txt --target "${LAMBDA_TASK_ROOT}"

FROM 086679231553.dkr.ecr.us-east-1.amazonaws.com/docker-parent-images:lambda-python314 AS deploy

ARG version
LABEL Version=$version
ENV build_version=$version

# Copy the runtime dependencies from the builder stage.
COPY --from=builder ${LAMBDA_TASK_ROOT} ${LAMBDA_TASK_ROOT}

# Copy Datadog Lambda extension
COPY --from=public.ecr.aws/datadog/lambda-extension:96 /opt/. /opt/

# Copy the application code.
COPY src/ ./src
COPY config.py ./

EXPOSE 8080

ENV DD_LAMBDA_HANDLER=src.app.handler
CMD [ "datadog_lambda.handler.handler" ]