feat: add SoundCloud -> SoundCloak replacement support

src/formatters.nim

@@ -17,6 +17,8 @@ let
   imgurLinkRegex = re"""<a href="https://(i\.)?imgur.com([^"]+)">(i\.)?imgur\.com(\S+)</a>"""
   fandomRegex = re"(?<=(?<!\S)https:\/\/|(?<=\s))([a-z0-9-]+)\.fandom\.com"
   fandomLinkRegex = re"""<a href="https://([a-z0-9-]+)\.fandom\.com([^"]+)">([a-z0-9-]+)\.fandom\.com(\S+)</a>"""
+  soundcloudRegex = re"(?<=(?<!\S)https:\/\/|(?<=\s))(www\.)?soundcloud\.com"
+  soundcloudLinkRegex = re"""<a href="https://(www\.)?soundcloud\.com([^"]+)">(www\.)?soundcloud\.com(\S+)</a>"""
 
   ytRegex = re(r"([A-z.]+\.)?youtu(be\.com|\.be)", {reStudy, reIgnoreCase})
 
@@ -87,6 +89,11 @@ proc replaceUrls*(body: string; prefs: Prefs; absolute=""): string =
     result = result.replacef(fandomLinkRegex, a(
       prefs.replaceFandom & "/$1$2", href = https & prefs.replaceFandom & "/$1$2"))
 
+  if prefs.replaceSoundCloud.len > 0 and "soundcloud.com" in result:
+    result = result.replace(soundcloudRegex, prefs.replaceSoundCloud)
+    result = result.replacef(soundcloudLinkRegex, a(
+      prefs.replaceSoundCloud & "$4", href = https & prefs.replaceSoundCloud & "$2"))
+
   if prefs.replaceReddit.len > 0 and ("reddit.com" in result or "redd.it" in result):
     result = result.replace(rdShortRegex, prefs.replaceReddit & "/comments/")
     result = result.replace(rdRegex, prefs.replaceReddit)