⬆️ Bump Go 1.19 + `evio` 1.0.8 + set `GOAMD64=v3` (#7592)
* ⬆️ Bump Go to 1.19, evio to 1.0.8
* ⚡️ Set GOAMD64=v3 for AVX2, SSE4.2… instructions
See https://github.com/golang/go/wiki/MinimumRequirements#amd64
Also clean the Dockerfiles.
* 🎨 Append "/app" in module name
This change sets the default executable name to "app".
We may also drop the "-o app" in the Dockerfiles.