mariadb and nginx works both with debian and alpine

+ makefile a little clean up

srcs/requirements/nginx/Dockerfile

@@ -10,7 +10,7 @@
 #		rm -rf /var/lib/apt/lists/*
 #
 #	# nginx conf
-#	COPY ./conf/nginx_debian.conf /etc/nginx/nginx.conf
+#	COPY ./conf/nginx.conf.debian /etc/nginx/nginx.conf
 #	COPY ./conf/inception_nginx.conf /etc/nginx/conf.d/
 
 # alpine (~ 45s) ---------------------------------------------
@@ -25,7 +25,7 @@
 		rm -rf /var/cache/apk*
 
 	# nginx conf
-	COPY ./conf/nginx_alpine.conf /etc/nginx/nginx.conf
+	COPY ./conf/nginx.conf.alpine /etc/nginx/nginx.conf
 	COPY ./conf/inception_nginx.conf /etc/nginx/http.d/
 
 # common -----------------------------------------------------