feat: Add 1 and update 3 files

source/src/templates.cpp

@@ -440,6 +440,21 @@
         return templates;
     }
 
+    std::vector<std::pair<std::string, std::string>> template_manager::get_template_list_with_source() const
+    {
+        ASSERT(mLoaded && mSources.size() > 0, "Template manager not loaded, or no template sources found.");
+        std::vector<std::pair<std::string, std::string>> result;
+        std::set<std::string> seen;
+        for (const auto& source : mSources) {
+            auto source_templates = source->get_template_list();
+            for (const auto& t : source_templates) {
+                if (seen.insert(t).second)
+                    result.push_back({t, source->get_description()});
+            }
+        }
+        return result;
+    }
+
     bool template_manager::has_template(const std::string &template_name) const
     {
         ASSERT(mLoaded && mSources.size() > 0, "Template manager not loaded, or no template sources found.");