add: temporary bans

crates/core/src/model/auth.rs

@@ -92,6 +92,9 @@ pub struct User {
     /// users, but their data is not wiped.
     #[serde(default)]
     pub is_deactivated: bool,
+    /// The time at which the user's ban will automatically expire.
+    #[serde(default)]
+    pub ban_expire: usize,
 }
 
 pub type UserConnections =
@@ -408,6 +411,7 @@ impl User {
             ban_reason: String::new(),
             channel_mutes: Vec::new(),
             is_deactivated: false,
+            ban_expire: 0,
         }
     }