Fix crosspost links

src/commands/challenge.rs

@@ -200,9 +200,14 @@ pub async fn submit(
         }
         leaderboard(&ctx).await?;
         rebuild_site();
+        let guild = ctx.guild().unwrap();
+        let data = guild_data[&guild.id.to_string()].as_object().unwrap();
+        let invite = if data.contains_key("invite") {
+            Some(data["invite"].as_str().unwrap())
+        } else { None };
         for attachment in attachments.iter() {
-            for (guild, data) in guild_data.iter() {
+            for (other_guild_id, data) in guild_data.iter() {
-                let here = guild.eq(&ctx.guild_id().unwrap().as_u64().to_string());
+                let here = other_guild_id.eq(&ctx.guild_id().unwrap().as_u64().to_string());
                 if !repost_here && here {
                     continue;
                 }
@@ -217,9 +222,6 @@ pub async fn submit(
                         .parse::<u64>()
                         .unwrap(),
                 );
-                let invite = if data.contains_key("invite") {
-                    Some(data["invite"].as_str().unwrap())
-                } else { None };
                 let accent_color = ctx
                     .discord()
                     .http
@@ -233,7 +235,6 @@ pub async fn submit(
                         let n = get_challenge_number();
                         let mut description = format!("New submission to [Tegaki Tuesday #{n}](https://tegakituesday.com/{n})!");
                         if !here {
-                            let guild = ctx.guild().unwrap();
                             description.push_str(&if let Some(invite) = invite {
                                 format!("\nCrossposted from [{}](https://discord.gg/{invite})", guild.name)
                             } else {