Use Caddy v2 on build env

.circleci/images/plume-buildenv/Dockerfile

@@ -4,7 +4,10 @@ ENV PATH="/root/.cargo/bin:${PATH}"
 #install native/circleci/build dependancies
 RUN apt update &&\
     apt install -y --no-install-recommends git ssh tar gzip ca-certificates default-jre&&\
-    apt install -y --no-install-recommends binutils-dev build-essential cmake curl gcc gettext git libcurl4-openssl-dev libdw-dev libelf-dev libiberty-dev libpq-dev libsqlite3-dev libssl-dev make openssl pkg-config postgresql postgresql-contrib python zlib1g-dev python3-pip zip unzip libclang-dev&&\
+    echo "deb [trusted=yes] https://apt.fury.io/caddy/ /" \
+    | tee -a /etc/apt/sources.list.d/caddy-fury.list &&\
+    apt update &&\
+    apt install -y --no-install-recommends binutils-dev build-essential cmake curl gcc gettext git libcurl4-openssl-dev libdw-dev libelf-dev libiberty-dev libpq-dev libsqlite3-dev libssl-dev make openssl pkg-config postgresql postgresql-contrib python zlib1g-dev python3-pip zip unzip libclang-dev clang caddy&&\
     rm -rf /var/lib/apt/lists/*
 
 #install and configure rust
@@ -24,8 +27,7 @@ COPY cargo_config /root/.cargo/config
 #install selenium for front end tests
 RUN pip3 install selenium
 
-#install and configure caddy
-RUN curl https://getcaddy.com | bash -s personal
+#configure caddy
 COPY Caddyfile /Caddyfile
 
 #install crowdin