refactor: move lapin code into revolt-broker crate

crates/core/broker/src/lib.rs

@@ -0,0 +1,18 @@
+use revolt_config::config;
+
+pub mod event_stream;
+
+/// Create a lapin client
+pub async fn create_client() -> lapin::Connection {
+    let config = config().await;
+
+    lapin::Connection::connect(
+        &format!(
+            "amqp://{}:{}@{}:{}/%2f",
+            config.rabbit.username, config.rabbit.password, config.rabbit.host, config.rabbit.port
+        ),
+        Default::default(),
+    )
+    .await
+    .unwrap()
+}