Allow customising the extra modules that the container is built with.

Dockerfile

@@ -3,11 +3,12 @@ FROM alpine:3.18
 LABEL org.opencontainers.image.authors="Anope Team <[email protected]>"
 
 ARG VERSION=2.0
-ARG RUN_DEPENDENCIES=
-ARG BUILD_DEPENDENCIES=
+ARG RUN_DEPENDENCIES="gnutls gnutls-utils mariadb-client mariadb-connector-c sqlite-libs"
+ARG BUILD_DEPENDENCIES="gnutls-dev mariadb-dev sqlite-dev"
+ARG EXTRA_MODULES="m_mysql m_sqlite m_ssl_gnutls"
 
-RUN apk add --no-cache --virtual .build-utils gcc g++ ninja git cmake gnutls-dev sqlite-dev mariadb-dev $BUILD_DEPENDENCIES && \
-    apk add --no-cache --virtual .dependencies libgcc libstdc++ gnutls gnutls-utils sqlite-libs mariadb-client mariadb-connector-c $RUN_DEPENDENCIES && \
+RUN apk add --no-cache --virtual .build-utils gcc g++ ninja git cmake $BUILD_DEPENDENCIES && \
+    apk add --no-cache --virtual .dependencies libgcc libstdc++ $RUN_DEPENDENCIES && \
     # Create a user to run anope later
     adduser -u 10000 -h /anope/ -D -S anope && \
     mkdir -p /src && \
@@ -16,9 +17,7 @@ RUN apk add --no-cache --virtual .build-utils gcc g++ ninja git cmake gnutls-dev
     git clone --depth 1 https://github.com/anope/anope.git anope -b $VERSION && \
     cd /src/anope && \
     # Add and overwrite modules
-    ln -s /src/anope/modules/extra/m_ssl_gnutls.cpp modules && \
-    ln -s /src/anope/modules/extra/m_mysql.cpp modules && \
-    ln -s /src/anope/modules/extra/m_sqlite.cpp modules && \
+    for module in $EXTRA_MODULES; do ln -s /src/anope/modules/extra/$module.cpp modules; done && \
     mkdir build && \
     cd /src/anope/build && \
     cmake -DINSTDIR=/anope/ -DDEFUMASK=077 -DCMAKE_BUILD_TYPE=RELEASE -GNinja .. && \