wordpress works now with :

+ volumes in mariadb container
+ db pswd in quotes
+ somes other settings

srcs/requirements/wordpress/Dockerfile

@@ -1,53 +1,58 @@
 # debian -----------------------------------------------------
 
-	FROM debian:buster
-
-	# bash and vim for debug
-	RUN apt update && apt install -y \
-		php7.3 \
-		php7.3-fpm \
-		php7.3-mysqli \
-		curl \
-		bash vim
-	RUN rm -rf /var/lib/apt/lists/*
-
-	# fpm config
-	COPY ./conf/www.conf /etc/php/7.3/fpm/pool.d/
-	RUN mkdir /run/php/
-
-	ENV PHP_VERSION="php-fpm7.3"
-
-# alpine -----------------------------------------------------
-
-#	FROM alpine:3.15
+#	FROM debian:buster
 #
 #	# bash and vim for debug
-#	RUN apk update && apk add \
-#		php7 \
-#		php7-fpm \
-#		php7-mysqli \
-#		php7-phar \
-#		php7-json \
+#	RUN apt update && apt install -y \
+#		php7.3 \
+#		php7.3-fpm \
+#		php7.3-mysqli \
+#		mariadb-client \
 #		curl \
 #		bash vim
 #	RUN rm -rf /var/lib/apt/lists/*
 #
 #	# fpm config
-#	COPY ./conf/www.conf /etc/php7/php-fpm.d/
+#	COPY ./conf/www.conf /etc/php/7.3/fpm/pool.d/
 #	RUN mkdir /run/php/
 #
-#	# create wp directory
-#	ARG WP_DIR
-#	RUN mkdir -p ${WP_DIR} 
-#
-#	# create www-data user and add to group
-#	RUN adduser -S www-data && \
-#		adduser www-data www-data
-#
-#	ENV PHP_VERSION="php-fpm7"
+#	ENV PHP_VERSION="php-fpm7.3"
+
+# alpine -----------------------------------------------------
+
+	FROM alpine:3.15
+
+	# bash and vim for debug
+	RUN apk update && apk add \
+		php7 \
+		php7-fpm \
+		php7-mysqli \
+		php7-phar \
+		php7-json \
+		mariadb-client \
+		curl \
+		bash vim
+	RUN rm -rf /var/lib/apt/lists/*
+
+	# fpm config
+	COPY ./conf/www.conf /etc/php7/php-fpm.d/
+	RUN mkdir /run/php/
+
+	# create wp directory
+	ARG WP_DIR
+	RUN mkdir -p ${WP_DIR} 
+
+	# create www-data user and add to group
+	RUN adduser -S www-data && \
+		adduser www-data www-data
+
+	ENV PHP_VERSION="php-fpm7"
 
 # common -----------------------------------------------------
 
+# empty /var/www/html folder to avoid it to rewrite volume
+#RUN rm -rf /var/www/html/*
+
 # install wp-cli : https://wp-cli.org/#installing
 RUN curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar &&\
 	chmod +x wp-cli.phar && \