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server.js

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+const express = require('express');
+const path = require('path');
+const fs = require('fs');
+const sqlite3 = require('sqlite3').verbose();
+const sharp = require('sharp');
+require('dotenv').config();
+
+const app = express();
+const PORT = process.env.PORT || 3000;
+const API_KEY = process.env.HOTEL777KEY;
+if (!API_KEY) {
+    console.error('FATAL: HOTEL777KEY environment variable not set');
+    process.exit(1);
+}
+
+// Middleware
+app.use(express.json());
+app.use(express.static(path.join(__dirname, 'public')));
+
+// Ensure data directory and database
+const dataDir = path.join(__dirname, 'data');
+if (!fs.existsSync(dataDir)) fs.mkdirSync(dataDir);
+const dbPath = path.join(dataDir, 'bookings.db');
+const db = new sqlite3.Database(dbPath);
+
+db.run(`CREATE TABLE IF NOT EXISTS bookings (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    name TEXT NOT NULL,
+    phone TEXT NOT NULL,
+    adults INTEGER NOT NULL,
+    children INTEGER NOT NULL,
+    checkin_date TEXT NOT NULL,
+    checkout_date TEXT NOT NULL,
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP
+)`);
+
+// Image conversion (automatically convert JPEG/PNG to WebP)
+async function convertImages() {
+    const imgDir = path.join(__dirname, 'public', 'img');
+    if (!fs.existsSync(imgDir)) {
+        console.log('Папка img не найдена, пропускаем конвертацию.');
+        return;
+    }
+    const files = fs.readdirSync(imgDir);
+    for (const file of files) {
+        const ext = path.extname(file).toLowerCase();
+        if (ext === '.jpg' || ext === '.jpeg' || ext === '.png') {
+            const name = path.parse(file).name;
+            const webpPath = path.join(imgDir, `${name}.webp`);
+            if (!fs.existsSync(webpPath)) {
+                try {
+                    await sharp(path.join(imgDir, file))
+                        .webp({ quality: 85 })
+                        .toFile(webpPath);
+                    console.log(`✅ Сконвертировано: ${file} -> ${name}.webp`);
+                } catch (err) {
+                    console.error(`❌ Ошибка при конвертации ${file}:`, err);
+                }
+            }
+        }
+    }
+}
+
+// API: POST /api/bookings – сохранить новую заявку
+app.post('/api/bookings', (req, res) => {
+    const { name, phone, adults, children, checkin, checkout } = req.body;
+    if (!name || !phone || !adults || !checkin || !checkout) {
+        return res.status(400).json({ error: 'Missing required fields' });
+    }
+    const stmt = db.prepare(`INSERT INTO bookings (name, phone, adults, children, checkin_date, checkout_date)
+                             VALUES (?, ?, ?, ?, ?, ?)`);
+    stmt.run(name, phone, adults, children || 0, checkin, checkout, function(err) {
+        if (err) {
+            console.error(err);
+            return res.status(500).json({ error: 'Database error' });
+        }
+        res.status(201).json({ id: this.lastID, message: 'Booking saved' });
+    });
+    stmt.finalize();
+});
+
+// API: GET /api/bookings – получить список всех заявок (требуется API-ключ)
+app.get('/api/bookings', (req, res) => {
+    const providedKey = req.headers['x-api-key'];
+    if (!providedKey || providedKey !== API_KEY) {
+        return res.status(401).json({ error: 'Invalid or missing API key' });
+    }
+    db.all(`SELECT id, name, phone, adults, children, checkin_date, checkout_date, created_at
+            FROM bookings ORDER BY created_at DESC`, (err, rows) => {
+        if (err) {
+            console.error(err);
+            return res.status(500).json({ error: 'Database error' });
+        }
+        res.json(rows);
+    });
+});
+
+// Serve frontend
+app.get('/', (req, res) => {
+    res.sendFile(path.join(__dirname, 'public', 'index.html'));
+});
+
+// Start server after image conversion
+convertImages().then(() => {
+    app.listen(PORT, () => {
+        console.log('✅ HOTEL777KEY is', API_KEY);
+        console.log(`✅ Hotel 777 server running on http://localhost:${PORT}`);
+    });
+});