What

Add Hardhat node service with Docker configuration
Add necessary dependencies for contract compilation setup
Add access to compiled hardhat contract in jsonrpc service
Configure hardhat.config.js with local network settings and hardhat specifics
Add 1 test account with 10,000 ETH and have free transactions so no funding is needed
Add web3 Python package to backend requirements file
Update .gitignore for Hardhat artifacts and cache
Add solidity contract to write transactions to that emits events
Added database migration file so that a transaction has the ghost contract address of the hardhat network
When a genlayer contract is deployed, then a hardhat contract is deployed, both are linked in the CurrentState table
When a genlayer write method is executed, then the new transaction gets the hardhat contract from the CurrentState table
When a genlayer transaction status changes, then a rollup transaction is created on the hardhat network
Add hardhat port in .env
Remove rollup transactions database table

Why

To add more value to the user
See the rollup transactions on a test Ethereum network

Testing done

Tested by running the simulator
Add hardhat test with code from the transaction_processor

Decisions made

At the moment one hardhat account is used.

Checks

[x] I have tested this code
[x] I have reviewed my own PR
[x] I have created an issue for this PR
[x] I have set a descriptive PR title compliant with conventional commits

Reviewing tips

Run the simulator
Run the unit test

User facing release notes

The simulator contains the hardhat network development environment

codecov[bot] commented 1 day ago

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 18.61%. Comparing base (af6baf7) to head (577f716).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #626 +/- ## ======================================= Coverage 18.61% 18.61% ======================================= Files 123 123 Lines 9618 9618 Branches 299 299 ======================================= Hits 1790 1790 Misses 7744 7744 Partials 84 84 ```

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