Taking ketamine as a suppository (if you get powdered ketamine, you can just dissolve it in water) is much more pleasant than snorting it, and you get better control over the dosage. 5ml hobby syringes work well. If the price of prescribed IV ketamine treatment is a concern, this is well worth trying.
Dialogflow + Manychat + serverless. Use that as your build platform and spend time building something usable then writing tonnes of code. Manychat has some nice videos too