How can web assembly deal with per-env variables? Need to recompile for every environment? That means recompile at startup, since I deploy the same artifact t

How can web assembly deal with per-env variables? Need to recompile for every environment? That means recompile at startup, since I deploy the same artifact to different envs and allow the env to define its vars. For this reason, as a sys admin, I hate web assembly (and most other asset pipelines)