NARITA

cliconfig: defer validation of relative plugin_cache_dir (#36881)

2

### Overview Running `terraform -chdir=dir init` with a relative TF_PLUGIN_CACHE_DIR prints a spurious error even though the cache works correctly. This PR implements a two-phase validation approach to defer relative...

Currently, `router.insert` only logs a warning when a nil handler is registered, and continues processing. This can lead to runtime panics due to unnoticed misconfiguration. This change makes router registration...