Use distroless base image and faster build approach (#281)

Author: nitisht

Dockerfile

@@ -13,49 +13,18 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-# Compile
-FROM    rust:1.67-alpine AS compiler
+FROM rust:1.67.0 as builder
 
 WORKDIR /parseable
 
-RUN     apk add --no-cache musl-dev
-
 COPY . .
 
-RUN     set -eux; \
-        apkArch="$(apk --print-arch)"; \
-        if [ "$apkArch" = "aarch64" ]; then \
-            export JEMALLOC_SYS_WITH_LG_PAGE=16; \
-        fi && \
-        cargo build --release
-
-# Run
-FROM    alpine:3.16
-
-RUN     apk update --quiet \
-        && apk add -q --no-cache tini
-
-# Create appuser
-ENV     USER=parseable
-ENV     UID=10001
-
-RUN     adduser \
-        --disabled-password \
-        --gecos "" \
-        --home "/nonexistent" \
-        --shell "/sbin/nologin" \
-        --no-create-home \
-        --uid "${UID}" \
-        "${USER}"
+RUN cargo build --release
+ 
+FROM gcr.io/distroless/cc:latest
 
 WORKDIR /parseable
 
-COPY    --from=compiler /parseable/target/release/parseable /bin/parseable
-RUN     chown -R parseable /parseable/
-
-USER    parseable:parseable
-
-EXPOSE  8000/tcp
+COPY --from=builder /parseable/target/release/parseable /usr/local/bin/parseable
 
-ENTRYPOINT  ["tini", "--"]
-CMD     /bin/parseable
+CMD ["/usr/local/bin/parseable"]