doc: slack channel links (#3433)

doc/md/community.md

@@ -5,8 +5,12 @@ title: Join our Community
 
 Ent maintainers, contributors and users hang out in our Discord server and the #ent channel in the Gophers Slack workspace.
 
+### Discord
+
 To Join our Discord server, click [here](https://discord.gg/qZmPgTE6RX).
 
+### Slack
+
 To join the discussion in slack:
 
 1. Sign up to the Gophers Slack workspace via the [invite link](https://invite.slack.golangbridge.org/).

doc/website/docusaurus.config.js

@@ -45,7 +45,7 @@ const config = {
         "pinned": true
       }
     ],
-    "slackChannel": "/docs/slack",
+    "slackChannel": "/docs/community#slack",
     "newsletter": "https://entgo.substack.com/",
     "githubRepo": "https://github.com/ent/ent"
   },
@@ -144,7 +144,7 @@ const config = {
         },
         {to: 'blog', label: 'Blog', position: 'left'},
         {
-          href: '/docs/slack',
+          href: '/docs/community#slack',
           position: 'right',
           className: 'header-slack-link',
           'aria-label': 'Slack channel',
@@ -204,7 +204,7 @@ const config = {
           "title": "Community",
           "items": [
             {"label": "GitHub", "to": "https://github.com/ent/ent"},
-            {"label": "Slack", "to": "/docs/slack"},
+            {"label": "Slack", "to": "/docs/community#slack"},
             {"label": "Discord", "to": "https://discord.gg/qZmPgTE6RX"},
             {"label": "Newsletter", "to": "https://entgo.substack.com/"},
             {"label": "Discussions", "to": "https://github.com/ent/ent/discussions"},