Fix missing backslahes at end of lines

Dockerfile

@@ -40,13 +40,13 @@ RUN apk add --no-cache --update \
 
 # https://github.com/cargosense/dart_sass#compatibility-with-alpine-linux-mix-sass-default-exited-with-2
 ENV GLIBC_VERSION=2.34-r0
-RUN wget -q -O /etc/apk/keys/sgerrand.rsa.pub https://alpine-pkgs.sgerrand.com/sgerrand.rsa.pub &&
-  wget -q -O /tmp/glibc.apk https://github.com/sgerrand/alpine-pkg-glibc/releases/download/${GLIBC_VERSION}/glibc-${GLIBC_VERSION}.apk &&
-  apk add --force-overwrite /tmp/glibc.apk &&
+RUN wget -q -O /etc/apk/keys/sgerrand.rsa.pub https://alpine-pkgs.sgerrand.com/sgerrand.rsa.pub &&\
+  wget -q -O /tmp/glibc.apk https://github.com/sgerrand/alpine-pkg-glibc/releases/download/${GLIBC_VERSION}/glibc-${GLIBC_VERSION}.apk &&\
+  apk add --force-overwrite /tmp/glibc.apk &&\
   rm -rf /tmp/glibc.apk
 
 # Install hex and rebar
-RUN mix local.rebar --force &&
+RUN mix local.rebar --force &&\
   mix local.hex --if-missing --force
 
 WORKDIR /opt/code
@@ -63,16 +63,16 @@ RUN npm --prefix ./assets ci --progress=false --no-audit --loglevel=error
 
 COPY . .
 
-RUN git config user.name aebot &&
-  git config user.email aebot@archethic.net &&
+RUN git config user.name aebot &&\
+  git config user.email aebot@archethic.net &&\
   git remote add origin https://github.com/archethic-foundation/archethic-node
 
 # build release
 RUN mix assets.saas
 RUN mix assets.deploy
 RUN MIX_ENV=${MIX_ENV} mix distillery.release
 # Install
-RUN mkdir -p /opt/app &&
+RUN mkdir -p /opt/app &&\
   tar zxf /opt/code/_build/${MIX_ENV}/rel/archethic_node/releases/*/archethic_node.tar.gz -C /opt/app
 CMD /opt/app/bin/archethic_node foreground