added update template-index command

include/Frate/Command/TemplateIndex.hpp

@@ -0,0 +1,4 @@
+#include "Frate/Interface.hpp"
+namespace Frate::Command::TemplateIndex {
+  bool update(std::shared_ptr<Frate::Command::Interface> inter);
+}

src/Command/Actions/Update.cpp

@@ -1,5 +1,6 @@
 #include <Frate/Command.hpp>
 #include <Frate/Command/Actions/Update.hpp>
+#include <Frate/Command/TemplateIndex.hpp>
 
 namespace Frate::Command::Update {
 
@@ -26,6 +27,11 @@ namespace Frate::Command::Update {
           (void)inter;
           return updateIndex();
         }
+      },
+      Handler{
+        .aliases = {"template-index", "tindex"},
+        .docs = "Update template index",
+        .callback = &TemplateIndex::update,
       }
     };
   }

src/Command/TemplateIndex/Update.cpp

@@ -0,0 +1,15 @@
+#include <Frate/Command/TemplateIndex.hpp>
+
+
+namespace Frate::Command::TemplateIndex {
+
+  bool update(std::shared_ptr<Frate::Command::Interface> inter) {
+    try{
+      inter->templates->updateIndex();
+    } catch (std::exception &e) {
+      Utils::error << e.what() << std::endl;
+      return false;
+    }
+    return true;
+  }
+}