feat: reintroduce message link embeds

Signed-off-by: seth <getchoo@tuta.io>

src/handlers/event/expand_link.rs

@@ -0,0 +1,28 @@
+use color_eyre::eyre::{eyre, Context as _, Result};
+use poise::serenity_prelude::{Context, Message};
+
+use crate::utils;
+
+pub async fn handle(ctx: &Context, msg: &Message) -> Result<()> {
+    let embeds = utils::resolve_message(ctx, msg).await?;
+
+    // TOOD getchoo: actually reply to user
+    // ...not sure why Message doesn't give me a builder in reply() or equivalents
+    let our_channel = msg
+        .channel(ctx)
+        .await
+        .wrap_err_with(|| "Couldn't get channel from message!")?
+        .guild()
+        .ok_or_else(|| eyre!("Couldn't convert to GuildChannel!"))?;
+
+    if !embeds.is_empty() {
+        our_channel
+            .send_message(ctx, |m| {
+                m.set_embeds(embeds)
+                    .allowed_mentions(|am| am.replied_user(false))
+            })
+            .await?;
+    }
+
+    Ok(())
+}