You should have a website, with an active https certificates at this time. Even if it is not set for a 24/7 online.
You will find some OVH kimsufi or digital ocean offers for VM, for $5 per months. This could keep you back for the cloud. Upfront costs are reassuring because you know what to expect. Cloud tariffication are not like that.
- Get familiar with cost management dashboard. Twist numbers to know exactly every costs like network, storage, CPU.
- Set a budget alert. Let say you want to setup $5 per mount, setup for automatic mail at 75%, 90% and 100% of this amount.
- Take a look to bucket storage (S3 or GCS), even try to mount one on your VM.
- Look at Docker, make a container of your application, even if it’s a simple one.
This should keep you busy for the week!