refactor: use maps.Copy for cleaner map handling

Signed-off-by: cuinix <915115094@qq.com>

Author: cuinix

internal/super/generator/contract_template.go

@@ -20,6 +20,7 @@ package generator
 
 import (
 	"fmt"
+	"maps"
 	"path/filepath"
 
 	flowsdk "github.com/onflow/flow-go-sdk"
@@ -64,10 +65,7 @@ func (c ContractTemplate) GetData() map[string]interface{} {
 	data := map[string]interface{}{
 		"Name": c.Name,
 	}
-
-	for k, v := range c.Data {
-		data[k] = v
-	}
+	maps.Copy(data, c.Data)
 	return data
 }
 

internal/super/generator/generator.go

@@ -22,6 +22,7 @@ import (
 	"bytes"
 	"embed"
 	"fmt"
+	"golang.org/x/exp/maps"
 	"path/filepath"
 	"text/template"
 
@@ -106,10 +107,8 @@ func (g *Generator) generate(item TemplateItem) error {
 	templatePath := item.GetTemplatePath()
 	data := item.GetData()
 
-	fileData := map[string]interface{}{}
-	for k, v := range data {
-		fileData[k] = v
-	}
+	fileData := make(map[string]interface{})
+	maps.Copy(fileData, data)
 
 	outputContent, err := g.processTemplate(templatePath, fileData)
 	if err != nil {