Update GeoIntel project files

vitest.config.ts

@@ -0,0 +1,12 @@
+import { defineConfig } from "vitest/config";
+import react from "@vitejs/plugin-react";
+
+export default defineConfig({
+  plugins: [react()],
+  test: {
+    include: ["src/**/*.test.ts", "src/**/*.test.tsx"],
+    environment: "node",
+    setupFiles: ["./src/tests/setup.ts"],
+    coverage: { reporter: ["text", "html"] },
+  },
+});