Error(runtime::already_declared)

  💥 Identifier already declared
   ╭─[tests/diagnostics/already_declared_variable.oy:1:1]
 1 │ ~main<argc><argv>{<
 2 │     name = "Awiteb";
   ·     ───────┬───────
   ·            ╰── Identifier `name` already declared here
 3 │     age = 20;
 4 │     country = "Saudi Arabia";
 5 │     name = "Awiteb";
   ·     ───────┬───────
   ·            ╰── And you tried to declare it again here
 6 │     return 0;
 7 │ >}
   ╰────
  help: Try renaming `name` or removing the previous declaration.
