feat (encounter): create and checkout + checking soapi done

pkg/auth-helper/auth-helper.go

@@ -0,0 +1,15 @@
+package authhelper
+
+import (
+	"errors"
+	"net/http"
+)
+
+func GetAuthInfo(r *http.Request) (*AuthInfo, error) {
+	ctxVal := r.Context().Value(AuthKey{})
+	if ctxVal == nil {
+		return nil, errors.New("can't get auth info")
+	}
+	authInfo := ctxVal.(*AuthInfo)
+	return authInfo, nil
+}