ERROR: Compiling Vala requires C. Add C to your project languages and rerun Meson.

Index: meson.build
--- meson.build.orig
+++ meson.build
@@ -1,4 +1,4 @@
-project('gradio', ['vala', 'C'], version : '7.3')
+project('gradio', ['vala', 'c'], version : '7.3')
 
 i18n = import('i18n')
 
