feat(main): add webhook test

[cuisongliu]

This pull request includes several changes to the api, Makefile, and configuration files to improve testing, webhook setup, and default values. The most important changes include adding an E2E test workflow, updating default values and validation rules, and enhancing the webhook setup.

CI/CD Improvements:

• .github/workflows/test.yml: Added an E2E test workflow that runs on pushes and pull requests to the main branch.

Makefile Enhancements:

• Makefile: Added a step to copy CRD bases to the deployment charts directory in the manifests target.
• Makefile: Updated the test target to include additional flags for verbose and trace output.

API and Webhook Updates:

• api/v1beta1/automq_types.go: Changed the default value for the Enable field in MetricsSpec from prometheus to true.
• api/v1beta1/automq_webhook.go: Implemented defaulting logic for various fields in the AutoMQ struct.
• api/v1beta1/webhook_suite_test.go: Added tests for default values and included additional API schemes. [1] [2] [3] [4] [5] [6]

Configuration Changes:

• config/crd/bases/infra.cuisongliu.github.com_automqs.yaml: Updated the default value for the enable field in the Metrics configuration to true.
• deploy/charts/automq-operator/crds/infra.cuisongliu.github.com_automqs.yaml: Removed default values for name fields and unnecessary request fields. [1] [2] [3] [4] [5] [6] [7]

Codebase Simplification:

• api/v1beta1/images.go: Renamed from internal/controller/images.go and updated the package name to v1beta1.
• gen/gen.go: Updated references to use v1beta1.DefaultImageName instead of controller.DefaultImageName. [1] [2]