hello world?

.gitignore

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+/target
+Secrets.toml

Cargo.toml

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+[package]
+name = "oscuro"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+shuttle-runtime = "0.18.0"
+anyhow = "1.0.71"
+serenity = { version = "0.11.5", default-features = false, features = ["client", "gateway", "rustls_backend", "model"] }
+shuttle-secrets = "0.18.0"
+shuttle-serenity = "0.18.0"
+tokio = "1.28.2"
+tracing = "0.1.37"

src/main.rs

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+use anyhow::anyhow;
+use serenity::async_trait;
+use serenity::model::channel::Message;
+use serenity::model::gateway::Ready;
+use serenity::prelude::*;
+use shuttle_secrets::SecretStore;
+use tracing::{error, info};
+
+struct Bot;
+
+#[async_trait]
+impl EventHandler for Bot {
+    async fn message(&self, ctx: Context, msg: Message) {
+        if msg.content == "!hello" {
+            if let Err(e) = msg.channel_id.say(&ctx.http, "world!").await {
+                error!("Error sending message: {:?}", e);
+            }
+        }
+    }
+
+    async fn ready(&self, _: Context, ready: Ready) {
+        info!("{} is connected!", ready.user.name);
+    }
+}
+
+#[shuttle_runtime::main]
+async fn serenity(#[shuttle_secrets::Secrets] secret_store: SecretStore,) -> shuttle_serenity::ShuttleSerenity {
+    // Get the discord token set in `Secrets.toml`
+    let token = if let Some(token) = secret_store.get("DISCORD_TOKEN") {
+        token
+    } else {
+        return Err(anyhow!("'DISCORD_TOKEN' was not found").into());
+    };
+
+    // Set gateway intents, which decides what events the bot will be notified about
+    let intents = GatewayIntents::GUILD_MESSAGES | GatewayIntents::MESSAGE_CONTENT;
+
+    let client = Client::builder(&token, intents)
+        .event_handler(Bot)
+        .await
+        .expect("Err creating client");
+
+    Ok(client.into())
+}