app.js

const express = require('express');
const axios = require('axios');
const app = express();
const port = process.env.PORT || 3000;

app.use(express.json());

app.post('/generate-image', async (req, res) => {
  const { modelId, prompt } = req.body;

  try {
    const response = await axios.post('https://api.civitai.com/generate', {
      modelId: modelId,
      prompt: prompt
    }, {
      headers: {
        'Authorization': `Bearer ${process.env.CIVITAI_API_KEY}`
      }
    });

    res.json(response.data);
  } catch (error) {
    res.status(500).send(error.message);
  }
});

app.listen(port, () => {
  console.log(`Civitai Generator listening at http://localhost:${port}`);
});