add mime type detection by path extension

src/app/browser/main/tab/page.cpp

@@ -110,8 +110,8 @@ void Page::update()
                                 // Route by status code
                                 if (meta[1] == "20")
                                 {
-                                    // Route by mime type
+                                    // Route by mime type or path extension
-                                    if (meta[2] == "text/gemini")
+                                    if (meta[2] == "text/gemini" || Glib::str_has_suffix(navbar->get_request_path(), ".gmi"))
                                     {
                                         content->text_gemini(
                                             buffer // @TODO

src/app/browser/main/tab/page.hpp

@@ -10,6 +10,7 @@
 #include <glibmm/i18n.h>
 #include <glibmm/refptr.h>
 #include <glibmm/regex.h>
+#include <glibmm/stringutils.h>
 #include <glibmm/ustring.h>
 #include <gtkmm/box.h>