I would spend it to have a perfect home office.
1. Probably for desk, an adjustable-height standing desk would be great so I can alternate my position throughout the day.
2. Customized chair that will suit any home color scheme. Everything from the headrest to the seat height and angle can be adjusted.
3. Accessories such as second monitor, cabinets, and a desk lamp.
I lived in SF with this salary way back 2010. My budget was fairly tight, but I have additional bills to pay. In a nutshell, I was getting by paycheck to paycheck and living okay without anything to save. Short-term, sure it can work, but it wasn't sustainable for me in the long term.
If you aren't taking any action to turn your life now, chances are you will live the same routine for the rest of your time.
I think getting a job would be great to get back on track.
Don't have a degree? That's not a problem if you really want to learn. There are free resources/courses that you can try to gain more knowledge and skills.
Indeed. They can be fun and consider what your child’s interest is, his aptitude, as well as the language’s popularity so that it will benefit them in the future.
Hope that helps!