feat: things

src/core/observable.zig

@@ -18,7 +18,7 @@ pub fn Observable(T: type) type {
         }
 
         pub fn detach(self: *Self, obs: *const Observer(T)) void {
-            if (std.mem.indexOfScalar(*const Observer, self.observers.items, obs)) |index| {
+            if (std.mem.indexOfScalar(*const Observer(T), self.observers.items, obs)) |index| {
                 _ = self.observers.swapRemove(index);
             }
         }