specs: Honest Challenger specs

op-challenger: Define basic validation rules for all honest actions.

👷 fix: Replace fault detector with chainmon in version tags

op-challenger: Use helper to define the expected responses

Writing to stdout is now done by setting the output to - and an empty string means do not write.

feat: configurable decimals to OptimismMintableERC20

ci: Run e2e tests when cannon changes

Add op-challenger to the tagging service

Revert "cannon: Use atomic write pattern to avoid leaving partially written files"

cannon: Use atomic write pattern to avoid leaving partially written files

contracts-bedrock: migrate L2 contracts to `ISemver`

Migrate away from `Semver` to `ISemver` for a more flexible
way of doing semantic versioning.

A continuation of https://github.com/ethereum-optimism/optimism/pull/7165

A follow up PR will continue to update the versioning of other
contracts.

Merge pull request #7196 from ethereum-optimism/dependabot/npm_and_yarn/typescript-eslint/eslint-plugin-6.7.0

build(deps-dev): bump @typescript-eslint/eslint-plugin from 5.62.0 to 6.7.0

The GameSolver tests apply these validations to every action the solver returns to ensure the defined invariants hold.