docs: generate function documentation

Signed-off-by: Jack Wilsdon <[email protected]>

Author: jackwilsdon

gendocs.sh

@@ -6,3 +6,4 @@ set -o nounset
 go run ./docs/hack/cli/main.go
 go run ./docs/hack/config/partials/main.go
 go run ./docs/hack/config/schemas/main.go
+go run ./docs/hack/functions/main.go