[#1] mariadb used in docker image

Dockerfile

+FROM mariadb:10.5.8

README.md

 # FaaS-DB
+
+## structure
+`_conf/`_ - directory with configuration files
+`scripts/` - directory with utils and scripts
+
+## build image
+To build `faas-db` docker image 
+`
+cd scripts
+./build.sh
+`
+
+
+## run image
+To run `faas-db` docker image
+`
+cd scripts
+./run.sh
+`
+
+
+

conf/faas-db.cnf

+FAAS_DB_IMAGE=faas/faas-db:1.0-SNAPSHOT
+FAAS_DB_VOLUME_VAR_LIB_MYSQL=/tmp/faas-db
+FAAS_DB_PORT=8306
+
+# TODO - remove to external resource
+FAAS_DB_ROOT_PASSWORD=secure

conf/faas-db.compose.yml

+version: '3.1'
+
+services:
+  db:
+    image: ${FAAS_DB_IMAGE}
+    build:
+        context: ../
+        dockerfile: Dockerfile
+    restart: always
+    environment:
+        MYSQL_ROOT_PASSWORD: ${FAAS_DB_ROOT_PASSWORD}
+    volumes:
+        - ${FAAS_DB_VOLUME_VAR_LIB_MYSQL}:/var/lib/mysql
+    ports:
+        - "${FAAS_DB_PORT}:3306"

docker/Dockerfile

-FROM mysql:8.0.22

scripts/build.sh

+#! /bin/bash
+
+docker-compose --env-file ../conf/faas-db.cnf -f ../conf/faas-db.compose.yml build

scripts/faas-mysql.build

-#! /bin/bash
-
-docker build ../docker -t faas/faas-db:1.0-SNAPSHOT

scripts/run.sh

+#! /bin/bash
+
+docker-compose --env-file ../conf/faas-db.cnf -f ../conf/faas-db.compose.yml up