DyT9qC

- Added test cases - Support for foundry coverage report - Fixed prettier command issue

fix decimal overflow issue

7

**Problem Scenario:** When the indexer attempts to call `try_decimals()`, if the decimal value exceeds uint8, the following error message will be triggered: `Mapping aborted at ~lib/@graphprotocol/graph-ts/common/collections.ts, line 150, column 9,...