Add initial Debian packaging

debian/postinst

@@ -0,0 +1,30 @@
+#!/bin/sh
+set -e
+
+. /usr/share/debconf/confmodule
+
+db_get yms/db-name
+DB_NAME="$RET"
+
+db_get yms/db-user
+DB_USER="$RET"
+
+db_get yms/db-password
+DB_PASSWORD="$RET"
+
+echo "Configuring YMS..."
+echo "Checking MariaDB database '${DB_NAME}'..."
+
+if mariadb -N -B -e "SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA WHERE SCHEMA_NAME = '${DB_NAME}'" | grep -Fxq "${DB_NAME}"; then
+    echo "Database '${DB_NAME}' already exists."
+else
+    echo "Database '${DB_NAME}' does not exist."
+    echo "Creating database '${DB_NAME}'..."
+    mariadb -e "CREATE DATABASE \`${DB_NAME}\`"
+    echo "Database '${DB_NAME}' created."
+    echo "Initializing database schema..."
+    mariadb "${DB_NAME}" < /usr/share/yms/db/mariadb.sql
+    mariadb "${DB_NAME}" < /usr/share/yms/db/minimal.sql
+    echo "Database schema initialized."
+fi
+exit 0