criado o banco de dados db_sqlite.dart, criado as conexões com as api_data.dart e criada e tela load_init_screen.dart

lib/utils/const_variable.dart

@@ -261,4 +261,15 @@ class ConstVariable{
         ],
       )
   );
+
+  replaceText(String text){
+    String replace= text.toLowerCase()
+        .replaceAll('ú', 'u')
+        .replaceAll('ç', 'c')
+        .replaceAll('ó', 'o')
+        .replaceAll('ô', 'o')
+        .replaceAll('í', 'i')
+        .replaceAll('ã','a');
+    return replace;
+  }
 }