daemon: fix crash when misconfigured

kordophoned/src/daemon/mod.rs

@@ -701,7 +701,13 @@ impl Daemon {
             .ok_or(DaemonError::ClientNotConfigured)?;
 
         let client = HTTPAPIClient::new(
-            server_url.parse().unwrap(),
+            match server_url.parse() {
+                Ok(url) => url,
+                Err(_) => {
+                    log::error!(target: target::DAEMON, "Invalid server URL: {}", server_url);
+                    return Err(DaemonError::ClientNotConfigured.into());
+                }
+            },
             DatabaseAuthenticationStore::new(database.clone()),
         );