abandon to use secret, it has too many consequences

+ use classical env technic, but it might not be safe

srcs/requirements/mariadb/Dockerfile

@@ -1,20 +1,17 @@
 FROM debian:buster
 
-ARG DEBIAN_FRONTEND=noninteractive
-
-# docker build --secret tag : https://docs.docker.com/develop/develop-images/build_enhancements/#new-docker-build-secret-information)
-# use secret with docker : https://www.rockyourcode.com/using-docker-secrets-with-docker-compose/)
-RUN --mount=type=secret,id=my_secret cat /run/secrets/my_secret.txt
-#RUN cat /run/secrets/my_secret.txt
+ARG DB_NAME
+ARG DB_USER
+ARG DB_PSWD
 
 RUN apt update && \
 	apt install -y mariadb-client mariadb-server && \
 	rm -rf /var/lib/apt/lists/* && \
 	\
 	service mysql start && \
-	mariadb --execute="CREATE DATABASE db_hugo_test;" && \
-	mariadb --execute="CREATE USER 'u_hugo_test'@'localhost' IDENTIFIED BY 'hello';" && \
-	mariadb --execute="GRANT ALL PRIVILEGES ON *.* TO 'u_hugo_test'@'localhost' with grant option;"
+	mariadb --execute="CREATE DATABASE ${DB_NAME};" && \
+	mariadb --execute="CREATE USER '${DB_USER}'@'localhost' IDENTIFIED BY '${DB_PSWD}';" && \
+	mariadb --execute="GRANT ALL PRIVILEGES ON *.* TO '${DB_USER}'@'localhost' with grant option;"
 
 CMD [ "mysqld" ]