Create TF module that supports creating GH repositories

[michaltomczuk]

We need to have the TF module responsible for creating GH repositories in a unified manner.

What is required:

• the new repo should be created from a proper template

Settings:

General:

The naming convention:

terraform-cloud_provider-service_name

example: terraform-aws-iam-account-password-policy

• Social preview images (use 1280×640px)

Features

• enable Issues
• disable Wikis
• disable Sponsorships
• disable Projects
• enable Preserve this repository
• disable Discussions

Pull Requests

• enable Allow merge commits with default message
• enable Allow squash merging with default message
• enable Allow rebase merging
• enable Always suggest updating pull request branches
• disable Allow auto-merge
• enable Automatically delete head branches

Collaborators and teams

Manage access

• the TF modules should be managed by terraformers group with Admin role

Branches

• the main branch should be protected

Protect matching branches

• enable Require a pull request before merging
• enable Required approvals - 1
• enable Require review from Code Owners
• enable Require conversation resolution before merging

Tags

• set a rule to protect v* tags