1. Go to developer.podium.com
2. Create a new OAuth Application
3. Set redirect URI: http://localhost:3000/callback
4. Copy client_id and client_secret
5. Select scopes: messages.read, messages.write, contacts.read, reviews.read

# .env
PODIUM_CLIENT_ID=your_client_id
PODIUM_CLIENT_SECRET=your_client_secret
PODIUM_REDIRECT_URI=http://localhost:3000/callback

import express from 'express';
import axios from 'axios';

const app = express();

// Step 1: Redirect user to Podium authorization
app.get('/auth', (req, res) => {
  const authUrl = `https://api.podium.com/oauth/authorize?client_id=${process.env.PODIUM_CLIENT_ID}&redirect_uri=${encodeURIComponent(process.env.PODIUM_REDIRECT_URI!)}&response_type=code&scope=messages.read+messages.write`;
  res.redirect(authUrl);
});

// Step 2: Exchange code for access token
app.get('/callback', async (req, res) => {
  const { code } = req.query;
  const { data } = await axios.post('https://api.podium.com/oauth/token', {
    grant_type: 'authorization_code',
    code,
    client_id: process.env.PODIUM_CLIENT_ID,
    client_secret: process.env.PODIUM_CLIENT_SECRET,
    redirect_uri: process.env.PODIUM_REDIRECT_URI,
  });
  console.log(`Access token: ${data.access_token}`);
  console.log(`Refresh token: ${data.refresh_token}`);
  res.json({ status: 'authenticated' });
});

app.listen(3000);

const podium = axios.create({
  baseURL: 'https://api.podium.com/v4',
  headers: { 'Authorization': `Bearer ${accessToken}` },
});

const { data } = await podium.get('/locations');
console.log(`Connected! Locations: ${data.data.length}`);