Just had an idea, not sure if it has been suggested before or it will work or not.

When you get lucid, summon a Genie (like the one from Aladdin that grants wishes) and make your first wish to be Lucid nightly (or whenever). Would this work? Perhaps placebo might happen for a couple of nights and then die down or your subconscious could be 'programmed' to instantly make you Lucid in a dream. I think it's an interesting concept.

Whenever I'm lucid again, I will try this out. Let me know if any else does