Add code of conduct button and fix invalid display names

src/database/models.rs

@@ -1914,7 +1914,7 @@ impl<'a> Object<'a> for Participant {
 
 fn make_name_valid(name: String) -> String {
     if name.len() == 1 {
-        format!("{name}⠀⠀")  // Add two invisible characters
+        format!("{name}-")
     } else if name.len() > 80 {
         format!("{name:.80}")
     } else {

src/groups/about/commands.rs

@@ -3,16 +3,14 @@ use async_trait::async_trait;
 use crate::{
     extras::Extras,
     framework::commands::{
-        Command, CommandError,
+        arguments::{Arg, Argument, NeedyString, ParseArguments}, context::CommandContext, Command, CommandError
-        arguments::{Arg, Argument, NeedyString, ParseArguments},
-        context::CommandContext,
     },
-    groups::about::{
+    groups::{about::{
         components::{
             HelpDonateLinkButton, HelpGoBackButton, HelpSupportLinkButton, HelpWebsiteLinkButton,
         },
         embeds::{get_all_command_help_embed, get_command_help_embed, get_command_not_found_embed},
-    },
+    }, calls::components::CodeOfConductButton},
     state::State,
 };
 
@@ -65,6 +63,7 @@ impl Command<State, Extras> for HelpCommand {
                 .component(HelpWebsiteLinkButton, 1)
                 .component(HelpSupportLinkButton, 1)
                 .component(HelpDonateLinkButton, 1)
+                .component(CodeOfConductButton, 1)
                 .await?;
         }