Getting Cors Error after 2 weeks

export default async ({ req, res, log, error }) => {
  const corsHeaders = {
    'Access-Control-Allow-Origin': '*',
    'Access-Control-Allow-Methods': 'GET, POST, OPTIONS',
    'Access-Control-Allow-Headers': 'Content-Type, Authorization'
  };

  if (req.method === 'OPTIONS') {
    return res.json({}, 200, corsHeaders);
  }

  if (req.method === 'GET') {
    try {
      return res.json({"message":"Triggered the pipeline"}, 200, corsHeaders);
    } catch (err) {
      console.error('GET request error:', err);
      return res.json({ error: 'Internal Server Error' }, 500, corsHeaders);
    }
  }

  if (req.path === "/health_check") {
    return res.json({"status":"Healthy"}, 200, corsHeaders);
  }

  if (req.method === 'POST') {
    try {
      const body = req.body || {};
      let payload;
      
   // actual code 

      return res.json({
        message: '... ... successfully',
      }, 200, corsHeaders);

    } catch (err) {
      console.error('Error ...:', err);
      return res.json({ 
        error: 'Internal Server Error', 
        message: err.message 
      }, 500, corsHeaders);
    }
  }

  return res.json({ error: 'Method not allowed' }, 405, corsHeaders);
};