My wife me and my cats need a Lil help I hurt my kne

Hi my name is Freddy my wife and my Cat noodles and Lil girl my.kitten are homeless we lost everything to a.fire 2 years ago and we are trying to get back on our feet it's hard but I hurt my knee.a mouth ago and need surgery we need a Lil help or cat food food for us what ever help thank you for your time God bless you and your family happy holiday