title: Problems with the Geofire library in NodeJS
body: <p>When I try to implement the geofire library it throws an error, I would like to know if someone can tell me what this error is about, and how can I solve it</p>
  <pre><code>npm ERR! code ERESOLVE
  npm ERR! ERESOLVE unable to resolve dependency tree
  npm ERR! 
  npm ERR! While resolving: prueba_geofire@1.0.0
  npm ERR! Found: firebase@8.0.1
  npm ERR! node_modules/firebase
  npm ERR!   firebase@&quot;^8.0.1&quot; from the root project
  npm ERR! 
  npm ERR! Could not resolve dependency:
  npm ERR! peer firebase@&quot;^7.2.0&quot; from geofirex@0.1.0
  npm ERR! node_modules/geofirex
  npm ERR!   geofirex@&quot;*&quot; from the root project
  npm ERR! 
  npm ERR! Fix the upstream dependency conflict, or retry
  npm ERR! this command with --force, or --legacy-peer-deps
  npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
  npm ERR! 
  npm ERR! See /Users/flbarriosgutierrez/.npm/eresolve-report.txt for a full report.
  
  npm ERR! A complete log of this run can be found in:
  npm ERR!     /Users/flbarriosgutierrez/.npm/_logs/2020-11-07T11_09_50_263Z-debug.log
  </code></pre>