feat: custom json marshaling implementation, replace json and yaml library (#89)

* chore: replace gopkg.in/yaml.v3 vs goccy/go-yaml; replace encoding/json with bytedance/sonic

* fix: yaml unmarshal panic

* feat: custom json marshaler implementation

* chore: fix import and err marshal handling

---------

Co-authored-by: yusing <yusing@6uo.me>

internal/net/gphttp/middleware/middleware_builder_test.go

@@ -2,9 +2,10 @@ package middleware
 
 import (
 	_ "embed"
-	"encoding/json"
 	"testing"
 
+	"github.com/yusing/go-proxy/pkg/json"
+
 	"github.com/yusing/go-proxy/internal/gperr"
 	. "github.com/yusing/go-proxy/internal/utils/testing"
 )
@@ -16,7 +17,7 @@ func TestBuild(t *testing.T) {
 	errs := gperr.NewBuilder("")
 	middlewares := BuildMiddlewaresFromYAML("", testMiddlewareCompose, errs)
 	ExpectNoError(t, errs.Error())
-	Must(json.MarshalIndent(middlewares, "", "  "))
+	json.Marshal(middlewares)
 	// t.Log(string(data))
 	// TODO: test
 }