Made all client enums public

Oops. Also I don't think I can flatten the message alongside the
signature as theoretically those are the bytes that are getting signed.

src/client.rs

@@ -23,7 +23,11 @@ pub struct TaggedClientMessage {
 pub struct SignedClientMessage {
     message: ClientMessage,
     // Should I enforce this being a ecdsa signature?
-    #[serde(with = "serde_bytes",flatten)]
+    // What is the signature of????
+    // Can I reserialize the message and check the signature that way??
+    // That would be very brittle but there isn't a good way to extract the
+    // bytes using serde. I'll write something better at some point
+    #[serde(with = "serde_bytes")]
     signature: Box<[u8]>
 }
 
@@ -175,15 +179,16 @@ pub enum ClientMessage {
 }
 
 #[derive(Serialize,Deserialize)]
-enum ServerError {
+pub enum ServerError {
     InvalidPermission,
     // Server can specify the required challenge
     ChallengeInvitecode,
+    NotAuthenticated,
     
 }
 
 #[derive(Serialize,Deserialize)]
-enum ServerMessage {
+pub enum ServerMessage {
     // Returned on fetch or naturally from subscribe
     Messages(Vec<Message>),
     MediaUploaded(Uuid),