template<auto, auto>                                        
struct ADLType {
   friend consteval auto ADLFunc(ADLType);
};

template<auto InstanceIdentifier, auto x>
struct DefinitionInjectorForADLFunc {
   static constexpr auto CurrentState = x;
   friend consteval auto ADLFunc(ADLType<InstanceIdentifier, x>) { return 42; }
};

template<auto InstanceIdentifier, auto x = 0>
constexpr auto ExtractThenUpdateCurrentState(auto...)->int {
   return DefinitionInjectorForADLFunc<InstanceIdentifier, x>::CurrentState;
}

template<auto InstanceIdentifier, auto x = 0, auto = ADLFunc(ADLType<InstanceIdentifier, x>{})>
constexpr auto ExtractThenUpdateCurrentState() {
   return ExtractThenUpdateCurrentState<InstanceIdentifier, x + 1>();
}

template<auto InstanceIdentifier = []{}>
struct AffineType {
   template<auto x = ExtractThenUpdateCurrentState<InstanceIdentifier>()>
   auto Use() requires (x == 0) {}
};

auto main()->int {
   auto x = AffineType{};
   auto y = AffineType{};
   x.Use();
   y.Use();
   //…

Template for building basic applications with Svelte - sveltejs/template

I'm very new to svelte ( like many of us ^^ ), and I didn't manage to add bootstrap to my app. Tried to run 'npm add bootstrap' but it said that I need peer jquery dependencie. Here is the terminal