container: root: refactor scope for internal/common types

Avoid programmer/compiler confusion for internal/common types.

container/src/root/test/common/hash.hh

@@ -34,8 +34,6 @@
 
 #include "../../src/hash.hh"
 
-namespace type = dfi::internal::type;
-
 //! \namespace dfi
 //! \since docker-finance 1.0.0
 namespace dfi
@@ -129,15 +127,16 @@ struct HashInterface : protected HashData
   //! \brief Hash mock implementation
   //! \since docker-finance 1.0.0
   struct HashImpl : public ::dfi::internal::Transform<HashImpl>,
-                    public type::Hash
+                    public ::dfi::internal::type::Hash
   {
     //! \brief Implements trivial type mock Hash encoder
     template <
         typename t_hash,
         typename t_decoded,
         typename t_encoded,
-        std::enable_if_t<type::is_signature_with_trivial<t_decoded>, bool> =
-            true>
+        std::enable_if_t<
+            ::dfi::internal::type::is_signature_with_trivial<t_decoded>,
+            bool> = true>
     t_encoded encoder_impl(const t_decoded decoded)
     {
       static_assert(
@@ -155,7 +154,7 @@ struct HashInterface : protected HashData
         typename t_decoded,
         typename t_encoded,
         std::enable_if_t<
-            type::has_const_iterator<t_decoded>::value
+            ::dfi::internal::type::has_const_iterator<t_decoded>::value
                 && !std::is_same_v<t_decoded, std::string_view>,
             bool> = true>
     t_encoded encoder_impl(const t_decoded& decoded)