Can check whether two users are friends or not

src/constants.rs

@@ -14,6 +14,9 @@ pub mod database_tables_names {
 
     /// User table
     pub const USERS_TABLE: &str = "utilisateurs";
+
+    /// Friends table
+    pub const FRIENDS_TABLE: &str = "amis";
 }
 
 /// The account image to show for user who do not have any