Add mariadb docker-compose for local dev

packages/server/scripts/integrations/mariadb/docker-compose.yaml

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+# Use root/example as user/password credentials
+version: "3.1"
+
+services:
+  db:
+    image: mariadb
+    restart: always
+    command: --init-file /data/application/init.sql
+    volumes:
+      - ./init.sql:/data/application/init.sql
+    environment:
+      MYSQL_ROOT_PASSWORD: root
+    ports:
+      - 3306:3306
+
+  adminer:
+    image: adminer
+    restart: always
+    ports:
+      - 8080:8080

packages/server/scripts/integrations/mariadb/init.sql

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+CREATE DATABASE IF NOT EXISTS main;
+USE main;
+CREATE TABLE Persons (
+    PersonID int NOT NULL AUTO_INCREMENT,
+    CreatedAt datetime,
+    Age float DEFAULT 20 NOT NULL,
+    LastName varchar(255),
+    FirstName varchar(255),
+    Address varchar(255),
+    City varchar(255),
+    PRIMARY KEY (PersonID)
+);
+CREATE TABLE Person (
+    PersonID int NOT NULL AUTO_INCREMENT,
+    Name varchar(255),
+    PRIMARY KEY (PersonID)
+);
+CREATE TABLE Tasks (
+    TaskID int NOT NULL AUTO_INCREMENT,
+    PersonID INT,
+    TaskName varchar(255),
+    CreatedAt DATE,
+    PRIMARY KEY (TaskID),
+    CONSTRAINT fkPersons
+        FOREIGN KEY(PersonID)
+	    REFERENCES Persons(PersonID)
+);
+CREATE TABLE Products (
+    id serial primary key,
+    name text,
+    updated time
+);
+INSERT INTO Persons (FirstName, LastName, Age, Address, City, CreatedAt) VALUES ('Mike', 'Hughes', 28.2, '123 Fake Street', 'Belfast', '2021-01-19 03:14:07');
+INSERT INTO Persons (FirstName, LastName, Age, Address, City, CreatedAt) VALUES ('Dave', 'Johnson', 29, '124 Fake Street', 'Belfast', '2022-04-01 00:11:11');
+INSERT INTO Person (Name) VALUES ('Elf');
+INSERT INTO Tasks (PersonID, TaskName, CreatedAt) VALUES (1, 'assembling', '2020-01-01');
+INSERT INTO Tasks (PersonID, TaskName, CreatedAt) VALUES (2, 'processing', '2019-12-31');
+INSERT INTO Products (name, updated) VALUES ('Meat', '11:00:22'), ('Fruit', '10:00:00');