dynamic Router and Cluster from registry center

[FoghostCn]

What this PR does:

dynamic Router and Cluster from registry center

ref #600

Special notes for your reviewer:

support application level and interface level service discovery
support zk and nacos registry

application level service discovery use prefix url pattern to match http path,beacuse there is no methods information in the registry.

Does this PR introduce a user-facing change?:

  adapters:
    - id: test
      name: dgp.adapter.dubboregistrycenter
      config:
        registries:
          "zookeeper":
            registry_type: application // new config field, support "application" or "interface" 
            protocol: zookeeper
            address: "127.0.0.1:2181"
            timeout: "5s"

demo project

https://github.com/FoghostCn/dubbo-go-pixiu-samples/blob/feature-registry-center/dubbogo/simple/zookeeper

• dubbo server: server/app/server.go
• test case: test/pixiu_test.go
• pixiu config: pixiu/conf.yaml

static_resources:
  listeners:
    - name: "net/http"
      protocol_type: "HTTP"
      address:
        socket_address:
          address: "0.0.0.0"
          port: 8881
      filter_chains:
        filters:
          - name: dgp.filter.httpconnectionmanager
            config:
              route_config:
                dynamic: true
              http_filters:
                - name: dgp.filter.http.directdubboproxy
                  config:
  adapters:
    - id: test
      name: dgp.adapter.dubboregistrycenter
      config:
        registries:
          "zookeeper":
            registry_type: application # or interface
            protocol: zookeeper
            address: "127.0.0.1:2181"
            timeout: "5s"

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud

[mark4z]

升级3.1.1的时候屏蔽掉了几个UT，现在应该可以打开了

[AlexStocks]

ci 失败，check 下看看

[AlexStocks]

@coderabbitai review

[AlexStocks]

@CodiumAI-Agent /review

[FoghostCn]

ci失败是预期内，因为 #600 (comment)

[FoghostCn]

ci fixed in apache/dubbo-go-pixiu-samples#58

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[FoghostCn]

ignore envoy ci failed -> CI / Go Test ubuntu-latest - Go 1.18 (pull_request_target) Failing after 41s

[mark4z]

Good job