<p>The workers are optional, so don't worry about them for now.</p>
<p>The message from Puma is perhaps misleading. Have you tried visiting <a href="http://localhost:3000" rel="nofollow">http://localhost:3000</a>? Does that work?</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/openstreetmap/openstreetmap-website/issues/2220#issuecomment-489125088">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe-auth/AAK2OLP7G7B57BBOQIDBNT3PTRHJDANCNFSM4HKUTCAA">mute the thread</a>.<img src="https://github.com/notifications/beacon/AAK2OLLJUT4RE3CB4EGHOBTPTRHJDA5CNFSM4HKUTCAKYY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGODUTXJYA.gif" height="1" width="1" alt="" /></p>
<script type="application/ld+json">[
{
"@context": "http://schema.org",
"@type": "EmailMessage",
"potentialAction": {
"@type": "ViewAction",
"target": "https://github.com/openstreetmap/openstreetmap-website/issues/2220#issuecomment-489125088",
"url": "https://github.com/openstreetmap/openstreetmap-website/issues/2220#issuecomment-489125088",
"name": "View Issue"
},
"description": "View this Issue on GitHub",
"publisher": {
"@type": "Organization",
"name": "GitHub",
"url": "https://github.com"
}
}
]</script>