http-envinfo 0.1.0

This package provides JSON API of health for microservice. It's using rocket framework.
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# Build application from a rust image
FROM rust:1.82-alpine3.20 AS builder

ARG WORKING_DIR=/app
WORKDIR $WORKING_DIR

RUN apk add pkgconfig openssl-dev libc-dev

COPY . .

RUN CARGO_HOME=$WORKING_DIR/cargo_home cargo clean && CARGO_HOME=$WORKING_DIR/cargo_home cargo build --release

# Second image, target based on debian family
FROM alpine:3.20
ARG WORKING_DIR=/app

COPY --from=builder "$WORKING_DIR/target/release/http-envinfo" "/usr/local/bin/http-envinfo"

RUN apk update \
    && apk upgrade \
    && apk add openssl ca-certificates \
    && apk cache clean \
    && addgroup -g 65535 http-group \
    && adduser --shell /sbin/nologin --disabled-password --no-create-home --uid 65535 --ingroup http-group http-user

USER http-user

ENV ROCKET_PROFILE=release \
    ROCKET_LOG_LEVEL="normal" \
    ROCKET_ADDRESS="0.0.0.0" \
    ROCKET_PORT=8080 \
    RUST_LOG=info

ENTRYPOINT ["/usr/local/bin/http-envinfo"]

EXPOSE 8080