Implemented msmtp for wordpress

roles/docker-wordpress/files/Dockerfile

@@ -1,2 +1,12 @@
 FROM wordpress
+
+# Update and installation of msmtp
+RUN apt-get update && \
+    apt-get install -y msmtp msmtp-mta && \
+    rm -rf /var/lib/apt/lists/*
+
+# Copy the msmtp configuration into the container
+COPY msmtp.conf /etc/msmtp.conf
+
+# Copy the PHP configuration for uploads (and mail settings)
 COPY upload.ini $PHP_INI_DIR/conf.d/