feat: implement improvements

[greged93]

• Adds a sanity check for the length of notifications extracted from L1 logs.
• Runs the Codec decode method on a blocking tokio task.

[codspeed-hq]

CodSpeed Performance Report

Merging #414 will not alter performance

_{Comparing feat/knowledge-sharing-improvements (98429cd) with main (a0643df)}

Summary

✅ 2 untouched