Merge /contact/ into homepage

CONTRIBUTING.md

@@ -1,12 +1,5 @@
 # Contributing to bobatheme
 
-## Where to put questions/issues/etc
-
-Use the [GitHub Discussions forum][github-discussions-url] for any questions,
-or ideas. Use the "Q&A" section for both questions and issues as well.
-
-[github-discussions-url]: https://github.com/BBaoVanC/bbaovanc.com/discussions
-
 ## Building
 
 Just in case you need it.

README.md

@@ -2,7 +2,4 @@
 
 My personal website, generated using [Hugo](https://gohugo.io)
 
-## Discussions
-
-Use [GitHub Discussions](https://github.com/BBaoVanC/bbaovanc.com/discussions)
-for questions, ideas, discussions, etc. relating to me or my website.
+It is live at https://bbaovanc.com.

content/_index.md

@@ -19,6 +19,16 @@ I occasionally write blog posts under the [blog section][blog-section].
 [hugo-website]: https://gohugo.io
 [blog-section]: {{< ref "/blog/" >}}
 
+## Contact
+
+You can contact me by emailing bbaovanc@bbaovanc.com ([PGP key][pgp-key] if
+encryption is needed), or on Mastodon at
+[bbaovanc@procursus.social][mastodon-account] (but I have some plans to
+replace Mastodon... stay tuned).
+
+[pgp-key]: https://keyserver.ubuntu.com/pks/lookup?search=bbaovanc%40bbaovanc.com&fingerprint=on&op=index
+[mastodon-account]: https://procursus.social/@bbaovanc
+
 ## Topics I write about
 
 I write mostly about technology, including:

content/contact/index.md

@@ -1,20 +0,0 @@
----
-
-title: Contact
-menu: main
-toc: false
-comments: true
-
-authors:
-  - bbaovanc
-
-description: >-
-  Want to contact me? Here's how you can.
-
----
-
-- Email: bbaovanc@bbaovanc.com
-  - If needed, encrypt your email with [my PGP
-    key](https://keyserver.ubuntu.com/pks/lookup?search=bbaovanc%40bbaovanc.com&fingerprint=on&op=index)
-- GitHub Discussions (Q&A):
-  https://github.com/BBaoVanC/bbaovanc.com/discussions/categories/q-a