feat: add Go backend

server/internal/library/contexts/detached.go

@@ -0,0 +1,35 @@
+// Package contexts
+// @Link  https://github.com/bufanyun/hotgo
+// @Copyright  Copyright (c) 2023 HotGo CLI
+// @Author  Ms <133814250@qq.com>
+// @License  https://github.com/bufanyun/hotgo/blob/master/LICENSE
+package contexts
+
+import (
+	"context"
+	"time"
+)
+
+type detached struct {
+	ctx context.Context
+}
+
+func (detached) Deadline() (time.Time, bool) {
+	return time.Time{}, false
+}
+
+func (detached) Done() <-chan struct{} {
+	return nil
+}
+
+func (detached) Err() error {
+	return nil
+}
+
+func (d detached) Value(key interface{}) interface{} {
+	return d.ctx.Value(key)
+}
+
+func Detach(ctx context.Context) context.Context {
+	return detached{ctx: ctx}
+}