[refactor] optimize collector module

[Calvin979]

What's changed?

Overview

There are two purposes on refactoring Collector module:

1. Create a context to maintain reusable resources and pass data between different scopes (even can pass data between collectors / jobs [to be completed])

2. Optimize code structure It is easy to understand and expand functionalities now by adding Data Stream or Listener

Todo

• [ ] Rewrite Prometheus related code
• [ ] Complete Hierarchic Context
• [ ] Fast Faild function
• [ ] Timeout listener
• [ ] Dynamic data stream (Sub task)
• [ ] Update unit tests
• [ ] Self monitor

Checklist

• [x] I have read the Contributing Guide
• [x] I have written the necessary doc or comment.
• [ ] I have added the necessary unit tests and all cases have passed.

Add or update API

• [ ] I have added the necessary e2e tests and all cases have passed.