diff --git a/frontend/src/components/AddMoneyDialog.tsx b/frontend/src/components/AddMoneyDialog.tsx
index 17c646d..53852c8 100644
--- a/frontend/src/components/AddMoneyDialog.tsx
+++ b/frontend/src/components/AddMoneyDialog.tsx
@@ -9,7 +9,7 @@ interface AddMoneyDialogProps {
   bank: PiggyBank | null
   open: boolean
   onOpenChange: (open: boolean) => void
-  onSubmit: (bankId: number, amount: number, description?: string) => Promise<void>
+  onSubmit: (bankId: number, amount: number, description?: string) => Promise<unknown>
 }
 
 export function AddMoneyDialog({ bank, open, onOpenChange, onSubmit }: AddMoneyDialogProps) {
diff --git a/frontend/src/components/PiggyBankForm.tsx b/frontend/src/components/PiggyBankForm.tsx
index 87c6a2a..531d5b1 100644
--- a/frontend/src/components/PiggyBankForm.tsx
+++ b/frontend/src/components/PiggyBankForm.tsx
@@ -6,7 +6,7 @@ import { Select } from './ui/select'
 
 interface PiggyBankFormProps {
   categories: Category[]
-  onSubmit: (data: { name: string; target_amount: number; currency: string; category_id: number | null }) => Promise<void>
+  onSubmit: (data: { name: string; target_amount: number; currency: string; category_id: number | null }) => Promise<unknown>
   onCancel: () => void
 }
 
diff --git a/frontend/tsconfig.app.tsbuildinfo b/frontend/tsconfig.app.tsbuildinfo
new file mode 100644
index 0000000..3cb04bf
--- /dev/null
+++ b/frontend/tsconfig.app.tsbuildinfo
@@ -0,0 +1 @@
+{"root":["./src/app.tsx","./src/main.tsx","./src/types.ts","./src/components/addmoneydialog.tsx","./src/components/piggybankcard.tsx","./src/components/piggybankform.tsx","./src/components/transactionhistory.tsx","./src/components/ui/button.tsx","./src/components/ui/dialog.tsx","./src/components/ui/input.tsx","./src/components/ui/progress.tsx","./src/components/ui/select.tsx","./src/lib/api.ts","./src/lib/utils.ts"],"version":"5.6.3"}
\ No newline at end of file
diff --git a/frontend/tsconfig.node.tsbuildinfo b/frontend/tsconfig.node.tsbuildinfo
new file mode 100644
index 0000000..75ea001
--- /dev/null
+++ b/frontend/tsconfig.node.tsbuildinfo
@@ -0,0 +1 @@
+{"root":["./vite.config.ts"],"version":"5.6.3"}
\ No newline at end of file