✨ feat: add new font and update theme

package.json

@@ -22,7 +22,8 @@
     "@analytics/google-analytics": "^1.1.0",
     "@emotion/react": "^11.14.0",
     "@emotion/styled": "^11.14.0",
-    "@fontsource/roboto": "^5.2.6",
+    "@fontsource/inter": "^5.2.6",
+    "@fontsource/oswald": "^5.2.6",
     "@mui/icons-material": "^7.1.1",
     "@mui/material": "^7.0.0",
     "@vitejs/plugin-react-swc": "^3.10.2",