feat: use environment variable for uploads directory path

src/routes/(admin)/admin/characters/+page.server.ts

@@ -6,6 +6,7 @@ import type { PageServerLoad, Actions } from './$types';
 import { writeFile } from 'fs/promises';
 import { join } from 'path';
 import { existsSync, mkdirSync } from 'fs';
+import { env } from '$env/dynamic/private';
 
 export const load: PageServerLoad = async () => {
 	const [charactersData, devilFruits, arcs, overrides] = await Promise.all([
@@ -109,7 +110,7 @@ export const actions: Actions = {
 			const hasUploadedPicture = !!pictureFile && pictureFile.size > 0;
 			if (hasUploadedPicture) {
 				try {
-					const uploadsDir = join(process.cwd(), 'uploads');
+					const uploadsDir = join(process.cwd(), env.UPLOAD_FOLDER || 'uploads');
 					if (!existsSync(uploadsDir)) {
 						mkdirSync(uploadsDir, { recursive: true });
 					}