* Add check-fjord script to smoke test live chains

* Fix checkRIP7212 invalid signature test

* check-fjord: several fixes

* fix callopts

* check-fjord: fix bindings import

* check-fjord: fix errors & naming

* lint

* fix commands

* Remove unused configuration flags

* Add e2e test for check-fjord script

* Add test to verify unactivated fjord is properly detected

* Refactor check-fjord script and e2e test for cleaner separation

* Add tests to ensure all fjord checks error if fork is unactivated

* Update op-e2e/check_scripts_test.go

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Co-authored-by: Sebastian Stammler <seb@oplabs.co>