Clean things up a bit

src/actions/transmission/config.rs

@@ -0,0 +1,12 @@
+use serde::{Deserialize, Serialize};
+
+/// Configuration for the Transmission action
+#[derive(Debug, Serialize, Deserialize)]
+pub struct TransmissionConfig {
+    pub enable: bool,
+    pub host: String,
+    pub username: String,
+    pub password: String,
+    pub port: u16,
+    pub download_dir: String,
+}