Re-do guards, streamline requests.

src/database/channel.rs

@@ -0,0 +1,12 @@
+use serde::{ Deserialize, Serialize };
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Channel {
+    #[serde(rename = "_id")]
+    pub id: String,
+	pub channel_type: u8,
+	
+	// for Direct Messages
+	pub recipients: Option<Vec<String>>,
+	pub active: Option<bool>,
+}