fix default video save directory

Signed-off-by: 21pages <pages21@163.com>

src/core_main.rs

@@ -33,6 +33,9 @@ pub fn core_main() -> Option<Vec<String>> {
     }
     if _is_connect {
         return core_main_invoke_new_connection(std::env::args());
+    }
+	if args.contains(&"--install".to_string()) {
+        is_setup = true;
     }
     if is_setup {
         if args.is_empty() {