Add initial first test screen

ArtisanConnect/app/index.jsx

@@ -0,0 +1,14 @@
+import { Text, View, Pressable } from "react-native";
+import { Link } from "expo-router";
+export default function Index() {
+  return (
+    <View>
+    
+      <Link href="/notices" asChild>
+      <Pressable>
+        <Text>Notices</Text>
+      </Pressable>
+      </Link>
+    </View>
+  );
+}