feat: add OpenTofu test to CI workflows

[saidsef]

• chore: update tf module docs (chore: update tf module docs #47)
• feat: add OpenTofu test to CI workflows

[saidsef]

/code pr

[saidsef]

🤖

Review of .github/workflows/ci.yaml Modifications

1. Separation of Jobs:

   • The validate job has been split into terraform and opentofu, which is clear and explicit in the testing of both Terraform and OpenTofu. This separation likely aids in maintaining distinct validation steps for each tool.

2. Addition of OpenTofu Job:

   • The introduction of the opentofu job is well-organised and correctly integrates with the workflow. The use of uses indicates reliance on a reusable workflow, which promotes reusability.
   • Specifying version ranges (start-version and end-version) follows the current Terraform validation setup, maintaining consistency across jobs.

3. Dependency Updates:

   • Updating the needs field to include new dependencies (terraform and opentofu) in subsequent jobs is necessary and has been correctly done. Ensuring that tfsec, caller-identity-check, and auto-approve depend on both maintains the required sequence.

4. Overall Workflow Structure:

   • The refactoring and additions preserve the integrity of the CI workflow and enhance its capability without introducing complexity.

Suggestions:

• Consider adding comments or documentation to explain the reasoning behind specific version ranges (start-version and end-version) for better maintainability and understanding by future contributors.
• Ensure thorough testing of the new opentofu job to verify that the expected OpenTofu features are effectively validated within the specified version bounds.

_{> gpt-4o [pr | 1]}