Switch to The PHP League’s autolink extension

composer.json

@@ -15,7 +15,6 @@
         "guzzlehttp/guzzle": "~6.0",
         "indieauth/client": "~0.1",
         "intervention/image": "^2.4",
-        "jonnybarnes/commonmark-linkify": "^0.5",
         "jonnybarnes/emoji-a11y": "^0.3",
         "jonnybarnes/indieweb": "dev-master",
         "jonnybarnes/webmentions-parser": "0.4.*",
@@ -25,6 +24,7 @@
         "laravel/tinker": "^1.0",
         "lcobucci/jwt": "^3.1",
         "league/commonmark": "^0.18.0",
+        "league/commonmark-ext-autolink": "^0.2.0",
         "league/flysystem-aws-s3-v3": "^1.0",
         "mf2/mf2": "~0.3",
         "phaza/laravel-postgis": "~3.1",