Fixing bad docker compose path

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@mep-agency/local-dev-db",
-  "version": "1.0.0-alpha6",
+  "version": "1.0.0-alpha7",
   "private": false,
   "description": "A zero-config local MariaDB instance for local development (using Docker)",
   "author": "Marco Lipparini <developer@liarco.net>",

src/index.ts

@@ -8,7 +8,7 @@ import mysql from 'mysql';
 import packageInfo from '../package.json';
 
 let PACKAGE_INSTALLATION_PATH = path.normalize(
-  __dirname.startsWith('/snapshot') ? path.dirname(process.execPath) : `${__dirname}/../..`,
+  __dirname.startsWith('/snapshot') ? `${path.dirname(process.execPath)}/..` : `${__dirname}/../..`,
 );
 
 const dockerCompose: typeof dockerCommand = async (command, options) => {