{
  "uri": "/.well-known/acme-challenge/*",
  "name": "certbot-webroot",
  "priority": 10000,
  "plugins": {
    "serverless-pre-function": {
      "phase": "rewrite",
      "functions": [
        "return function(conf, ctx) local uri = ctx.var.uri; local token = string.match(uri, '/%.well%-known/acme%-challenge/(.+)'); if not token then ngx.status = 404; ngx.say('Token not found in URI: ' .. (uri or 'nil')); return; end; local path = '/var/www/certbot/.well-known/acme-challenge/' .. token; local file = io.open(path, 'r'); if file then local content = file:read('*all'); file:close(); ngx.header.content_type = 'text/plain'; ngx.say(content); else ngx.status = 404; ngx.say('File not found: ' .. path); end end"
      ]
    }
  },
  "status": 1
}