feat: add module gh-repo-secrets-section

[frmadem]

solves #954

[Copilot]

Pull request overview

Adds a new Terraform module (gh-repo-secrets-section) to manage GitHub repository secrets (Actions/Codespaces/Dependabot) via a single config object, and wires it into release-please (solves #954).

Changes:

• Register new module in release-please-config.json for automated releases.
• Add Terraform module implementation (providers, variables, resources, outputs) for GitHub secrets.
• Add module documentation and a basic example.

Reviewed changes

Copilot reviewed 11 out of 11 changed files in this pull request and generated 12 comments.

Show a summary per file

File	Description
release-please-config.json	Registers the new module/package for release automation.
modules/gh-repo-secrets-section/versions.tf	Declares required GitHub provider for the new module.
modules/gh-repo-secrets-section/variables.tf	Defines the module’s single config input with validations.
modules/gh-repo-secrets-section/main.tf	Creates Actions/Codespaces/Dependabot secrets from the config object.
modules/gh-repo-secrets-section/outputs.tf	Exposes created secret names for consumers/visibility.
modules/gh-repo-secrets-section/docs/header.md	Supplies terraform-docs header content and usage examples.
modules/gh-repo-secrets-section/docs/footer.md	Supplies terraform-docs footer content (examples/resources/support).
modules/gh-repo-secrets-section/.terraform-docs.yml	Configures terraform-docs generation for this module README.
modules/gh-repo-secrets-section/README.md	Generated module README (terraform-docs injection).
modules/gh-repo-secrets-section/_examples/basic/main.tf	Basic usage example for the module.
modules/gh-repo-secrets-section/_examples/basic/secrets-config.json	Sample JSON config demonstrating the input shape.

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