fix: isolate platform service data dirs

ts/classes/platform-services/providers/mariadb.ts

@@ -30,7 +30,7 @@ export class MariaDBProvider extends BasePlatformServiceProvider {
     return {
       image: 'mariadb:11',
       port: 3306,
-      volumes: ['/var/lib/onebox/mariadb:/var/lib/mysql'],
+      volumes: [`${this.getPlatformDataDir('mariadb')}:/var/lib/mysql`],
       environment: {
         MARIADB_ROOT_PASSWORD: '',
         // Password will be generated and stored encrypted
@@ -52,7 +52,7 @@ export class MariaDBProvider extends BasePlatformServiceProvider {
   async deployContainer(): Promise<string> {
     const config = this.getDefaultConfig();
     const containerName = this.getContainerName();
-    const dataDir = '/var/lib/onebox/mariadb';
+    const dataDir = this.getPlatformDataDir('mariadb');
 
     logger.info(`Deploying MariaDB platform service as ${containerName}...`);