feat(exex): add rollup ExEx to reexecute blocks on notif (#4)

* feat(exex): add rollup ExEx to reexecute blocks on notif

* Update .gitignore

* fix alloy dep

* Update Cargo.toml

Co-authored-by: greged93 <82421016+greged93@users.noreply.github.com>

* make Database struct a simple wrapper

* simplify db

* simplify db

* simplify test

* fix naming

* fix set_account method

* rm option for account info

---------

Co-authored-by: greged93 <82421016+greged93@users.noreply.github.com>

.gitignore

@@ -14,3 +14,6 @@ target/
 # Added by cargo
 
 /target
+
+# Ignore database files
+**/*.db