feat: Consensus crate and verification functions. (#152)

* wip executor

* wip

* Cleanup added some checks and structure to executor

* adding additional block/header checks

* add basefee calculation and check

* some cleanup

* Sanity check test

* Test for sanity check

* move verification to consensus crate

* cleanup

* Better Error handling

crates/interfaces/src/error.rs

@@ -2,7 +2,7 @@
 pub type Result<T> = std::result::Result<T, Error>;
 
 /// Core error variants possible when interacting with the blockchain
-#[derive(Debug, thiserror::Error)]
+#[derive(Debug, thiserror::Error, Clone, PartialEq, Eq)]
 #[allow(missing_docs)]
 pub enum Error {
     #[error(transparent)]