Declare it in the manifest
The simplest way. Your resource does not start against an older ug-core:fxmanifest.lua
Check it in code
1.10.0 is newer than 1.9.9. Suffixes such as -beta.1 are ignored.
Newer major versions
When ug-core has a newer major version than you require,Require does not fail. It logs one warning, because the new major version may have broken something you use: