Consolidate MangaCircus app, scraper, and Compose baseline

tools/prepare-compose.js

@@ -0,0 +1,9 @@
+#!/usr/bin/env node
+'use strict';
+const fs = require('fs'), path = require('path'), crypto = require('crypto');
+const root = path.resolve(__dirname, '..');
+for (const relative of ['data', 'data/scraper', 'data/sentinel', 'library', '.secrets']) fs.mkdirSync(path.join(root, relative), { recursive: true });
+const file = path.join(root, '.secrets', 'scraper_token');
+if (!fs.existsSync(file)) fs.writeFileSync(file, crypto.randomBytes(32).toString('hex') + '\n', { flag: 'wx', mode: 0o600 });
+if (!fs.existsSync(path.join(root, '.env'))) fs.copyFileSync(path.join(root, '.env.example'), path.join(root, '.env'));
+console.log('Compose directories and private token are ready. Stop existing writers before using these paths in containers.');