chore(i18n): add checker for t shadowing in svelte files

cx

package.json

@@ -10,6 +10,7 @@
     "preview": "vite preview",
     "check": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json",
     "check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch",
+    "check:no-t-shadow": "bash ./scripts/check-no-t-shadow.sh",
     "test": "vitest",
     "test:run": "vitest run",
     "tauri": "tauri"