feat: support rate limits

[dk-lockdown]

Is your feature request related to a problem? Please describe.
A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]

Describe the solution you'd like
A clear and concise description of what you want to happen.

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.

[dk-lockdown]

Supports separate setting of rate limiting rules for CRUD requests.

  - name: rateLimiterFilter
    kind: RateLimiterFilter
    conf:
      # 1000 requests per second
      insert_limit: 1000
      # 1000 requests per second
      update_limit: 1000
      # 1000 requests per second
      delete_limit: 1000
      # 1000 requests per second
      select_limit: 1000