Fix: Do not override config.credentials when invoking rails credentials commands

[tangrufus]

No description provided.

[Copilot]

Pull Request Overview

This PR fixes the overriding issue of Rails.application.config.credentials when running rails credentials commands. It updates the credentials initialization logic to back up the original credentials, adjusts tests to verify the new behavior, and updates the railtie initialization and documentation accordingly.

• Updates credentials initialization and error handling logic.
• Adjusts test cases and file helpers to verify the new behavior.
• Enhances documentation regarding usage of the --environment option.

Reviewed Changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
test/units/app_env/credentials_test.rb	Updates tests to verify new behavior using configuration instead.
test/features/file_helpers.rb	Refactors file helper methods and adds new file assertions.
test/features/credentials_command_test.rb	Adds comprehensive tests covering various environment scenarios.
lib/rails/rails_ext/credentials_command.rb	Provides a wrapper to expose backed-up credentials via config.
lib/rails/app_env/railtie.rb	Refactors initializer callbacks to properly initialize credentials.
lib/rails/app_env/error.rb	Introduces a base error class for AppEnv.
lib/rails/app_env/credentials.rb	Updates initialization to backup original credentials and monkey-patches command.
README.md	Updates documentation regarding the --environment option.