feat: add slutty mode — flirty, thirsty, full of innuendos

New personality mode with 25% reply chance, very relaxed moderation
thresholds (0.85/0.90), suggestive but not explicit personality.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

config.yaml

@@ -143,6 +143,19 @@ modes:
       spike_warning_threshold: 0.75
       spike_mute_threshold: 0.90
 
+  slutty:
+    label: "Slutty"
+    description: "Shamelessly flirty and full of innuendos"
+    prompt_file: "chat_slutty.txt"
+    proactive_replies: true
+    reply_chance: 0.25
+    moderation: relaxed
+    relaxed_thresholds:
+      warning_threshold: 0.85
+      mute_threshold: 0.90
+      spike_warning_threshold: 0.75
+      spike_mute_threshold: 0.90
+
 polls:
   enabled: true
   duration_hours: 4