After all that work and documentation?! I say stick with Open Garage!
Ordered two Ratgdos yesterday. Hopefully the wait isn’t too long.
Narcissists don’t like being held to any standard.
Are you 100% sure? I thought we didn’t have one and it turned out to be in the kitchen pantry behind a plastic shield. I had looked for it with a plumber when we originally bought the house. Years later another plumber told us we had to have one because of code (in my state in the USA) and since the house was fairly new (less than 20 years old).
Try a Couch to 5K program. You start off mostly walking and slowly increase the amount of running. There are a bunch of great phone and watch apps. I like Watch to 5K for the Apple Watch (one-time purchase, no subscription).
https://c25k.com/