Southern accent (#26543)

* created the AccentComponent and the AccentSystem

* word replacement schtuhff

* made it a trait fr ongg!!1

* Update Content.Server/Speech/EntitySystems/SouthernAccentSystem.cs

---------

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

Content.Server/Speech/EntitySystems/SouthernAccentSystem.cs

@@ -0,0 +1,28 @@
+using System.Text.RegularExpressions;
+using Content.Server.Speech.Components;
+
+namespace Content.Server.Speech.EntitySystems;
+
+public sealed class SouthernAccentSystem : EntitySystem
+{
+    [Dependency] private readonly ReplacementAccentSystem _replacement = default!;
+    
+    public override void Initialize()
+    {
+        base.Initialize();
+        SubscribeLocalEvent<SouthernAccentComponent, AccentGetEvent>(OnAccent);
+    }
+
+    private void OnAccent(EntityUid uid, SouthernAccentComponent component, AccentGetEvent args)
+    {
+        var message = args.Message;
+
+        message = _replacement.ApplyReplacements(message, "southern");
+
+        //They shoulda started runnin' an' hidin' from me!
+        message = Regex.Replace(message, @"ing\b", "in'");
+        message = Regex.Replace(message, @"\band\b", "an'");
+        message = Regex.Replace(message, "d've", "da");
+        args.Message = message;
+    }
+};