diff --git a/bun.lockb b/bun.lockb
index 755a979..1bd2d70 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/package.json b/package.json
index 3f2fac4..7ea8ab3 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,8 @@
     "ts-node": "^10.9.2",
     "typedi": "^0.10.0",
     "vaul": "^1.1.0",
-    "zod": "^3.23.8"
+    "zod": "^3.23.8",
+    "zustand": "^5.0.1"
   },
   "devDependencies": {
     "@types/node": "^22.7.9",
diff --git a/src/app/layout.tsx b/src/app/layout.tsx
index 475b74b..64ceffa 100644
--- a/src/app/layout.tsx
+++ b/src/app/layout.tsx
@@ -6,6 +6,7 @@ import "./globals.css";
 import { NavBar } from "./nav-bar";
 import { Suspense } from "react";
 import FullLoadingSpinner from "@/components/ui/full-loading-spinnter";
+import { ConfirmDialog } from "@/components/custom/confirm-dialog";
 
 const inter = Inter({
   subsets: ["latin"],
@@ -39,6 +40,7 @@ export default function RootLayout({
           </div>
         </main>
         <Toaster />
+        <ConfirmDialog />
       </body>
     </html>
   );
diff --git a/src/app/project/apps-table.tsx b/src/app/project/apps-table.tsx
index dc2c174..a30702b 100644
--- a/src/app/project/apps-table.tsx
+++ b/src/app/project/apps-table.tsx
@@ -8,13 +8,16 @@ import { formatDateTime } from "@/lib/format.utils";
 import { DropdownMenu, DropdownMenuContent, DropdownMenuItem, DropdownMenuLabel, DropdownMenuSeparator, DropdownMenuTrigger } from "@/components/ui/dropdown-menu";
 import { MoreHorizontal } from "lucide-react";
 import { Toast } from "@/lib/toast.utils";
-import { App, Project } from "@prisma/client";
+import { App } from "@prisma/client";
 import { deleteApp } from "./actions";
+import { useConfirmDialog } from "@/lib/zustand.states";
 
 
 
 export default function AppTable({ data }: { data: App[] }) {
 
+    const { openDialog } = useConfirmDialog();
+
     return <>
         <SimpleDataTable columns={[
             ['id', 'ID', false],
@@ -49,7 +52,10 @@ export default function AppTable({ data }: { data: App[] }) {
                                     </DropdownMenuItem>
                                 </Link>
                                 <DropdownMenuSeparator />
-                                <DropdownMenuItem onClick={() => Toast.fromAction(() => deleteApp(item.id))}>
+                                <DropdownMenuItem onClick={() => openDialog({
+                                    title: "Delete App",
+                                    description: "Are you sure you want to delete this app?",
+                                }).then((result) => result ? Toast.fromAction(() => deleteApp(item.id)) : undefined)}>
                                     <span className="text-red-500">Delete App</span>
                                 </DropdownMenuItem>
                             </DropdownMenuContent>
diff --git a/src/components/custom/confirm-dialog.tsx b/src/components/custom/confirm-dialog.tsx
new file mode 100644
index 0000000..0224f76
--- /dev/null
+++ b/src/components/custom/confirm-dialog.tsx
@@ -0,0 +1,37 @@
+'use client'
+
+import { Button } from "@/components/ui/button"
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+} from "@/components/ui/dialog"
+import React from "react";
+import { useConfirmDialog } from "@/lib/zustand.states";
+
+export function ConfirmDialog() {
+  const { isDialogOpen, data, closeDialog } = useConfirmDialog();
+  if (!data) {
+    return <></>;
+  }
+
+  return (
+    <Dialog open={isDialogOpen} onOpenChange={closeDialog}>
+      <DialogContent className="sm:max-w-[425px]">
+        <DialogHeader>
+          <DialogTitle>{data.title}</DialogTitle>
+          <DialogDescription>
+            {data.description}
+          </DialogDescription>
+        </DialogHeader>
+        <DialogFooter>
+          <Button onClick={() => closeDialog(true)}>{data.yesButton ?? 'OK'}</Button>
+          <Button variant="secondary" onClick={() => closeDialog(false)}>{data.yesButton ?? 'Cancel'}</Button>
+        </DialogFooter>
+      </DialogContent>
+    </Dialog>
+  )
+}
diff --git a/src/lib/zustand.states.ts b/src/lib/zustand.states.ts
new file mode 100644
index 0000000..566268c
--- /dev/null
+++ b/src/lib/zustand.states.ts
@@ -0,0 +1,57 @@
+import dataAccess from "@/server/adapter/db.client";
+import { create } from "zustand"
+
+interface ZustandDialogProps {
+    isDialogOpen: boolean;
+    data: DialogProps | null;
+    resolvePromise: ((result: boolean) => void) | null;
+    openDialog: (data: DialogProps) => Promise<boolean>;
+    closeDialog: (result: boolean) => void;
+}
+
+export interface DialogProps {
+    title: string;
+    description: string;
+    yesButton?: string;
+    noButton?: string;
+}
+
+export interface InternDialogProps extends DialogProps {
+    returnFunc: (dialogResult: boolean) => boolean;
+}
+
+export const useConfirmDialog = create<ZustandDialogProps>((set) => ({
+    isDialogOpen: false,
+    data: null,
+    resolvePromise: null,
+    openDialog: (data) => {
+        return new Promise((resolve) => {
+            set({
+                isDialogOpen: true,
+                data: data,
+                resolvePromise: resolve,
+            });
+        });
+    },
+    closeDialog: (result) => set((state) => {
+        if (state.resolvePromise) {
+            state.resolvePromise(result); // Erfülle das Promise mit true oder false
+        }
+        return { isDialogOpen: false, userInfo: null, resolvePromise: null };
+    }),
+}));
+/*
+export async function confirmDialog(props: DialogProps): Promise<boolean> {
+
+    const { openDialog } = useConfirmDialog();
+    return new Promise((resolve) => {
+        const extendedPropd = {
+            ...props,
+            returnFunc: (returnVal) => {
+                resolve(returnVal);
+            }
+        } as InternDialogProps;
+        openDialog(extendedPropd);
+    });
+
+}*/
\ No newline at end of file
diff --git a/src/model/generated-zod/appvolume.ts b/src/model/generated-zod/appvolume.ts
index 7a3fecc..4c248a9 100644
--- a/src/model/generated-zod/appvolume.ts
+++ b/src/model/generated-zod/appvolume.ts
@@ -5,6 +5,7 @@ import { CompleteApp, RelatedAppModel } from "./index"
 export const AppVolumeModel = z.object({
   id: z.string(),
   containerMountPath: z.string(),
+  size: z.number().int(),
   appId: z.string(),
   createdAt: z.date(),
   updatedAt: z.date(),