BUILD - Optimize Dockerfile by using alpine as base image

Dockerfile

@@ -1,28 +1,33 @@
 # build
-FROM debian:stable-slim as build
+FROM alpine:3 as build
 
 WORKDIR /usr/src/app
 
-RUN apt-get -y update && apt-get install -y \
+RUN apk update && apk upgrade && apk add \
+linux-headers \
 git \
-clang \
+clang18 \
 make \
-libsqlite3-dev
+sqlite-dev
 
 COPY src ./src
 COPY vendor ./vendor
 COPY .git ./.git
 COPY Makefile CMakeLists.txt version.h.in ./
 
+RUN sed -i 's/^CC=clang$/&-18/' Makefile
+RUN sed -i 's/^CXX=clang++$/&-18/' Makefile
+
 RUN make -j8
 
 # prod
-FROM debian:stable-slim
+FROM alpine:3
 
 WORKDIR /usr/src/app
 
-RUN apt-get -y update && apt-get install -y \
-libsqlite3-dev
+RUN apk update && apk upgrade && apk add \
+libstdc++ \
+sqlite-dev
 
 COPY --from=build /usr/src/app/bin/fusion /bin/fusion
 COPY sql ./sql