feat: implemented custom titlebar for windows and linux

src/components/titlebar.tsx

@@ -0,0 +1,58 @@
+import { useState } from "react";
+import { getCurrentWebviewWindow } from "@tauri-apps/api/webviewWindow";
+import { MaximizeIcon } from "@/components/icons/maximize";
+import { MinimizeIcon } from "@/components/icons/minimize";
+import { CloseIcon } from "@/components/icons/close";
+import { UnmaximizeIcon } from "@/components/icons/unmaximize";
+
+export default function TitleBar() {
+    const [maximized, setMaximized] = useState<boolean>(false);
+    const appWindow = getCurrentWebviewWindow();
+
+    return (
+        <div className="titlebar flex items-center justify-between border-b bg-background">
+            <div className="flex items-center justify-center grow px-4 py-2.5" data-tauri-drag-region>
+                <h1 className="text-sm text-primary font-semibold">NeoDLP</h1>
+            </div>
+            <div className="controls flex items-center justify-center">
+                <button
+                className="px-4 py-3 hover:bg-muted"
+                id="titlebar-minimize"
+                title="Minimize"
+                onClick={() => appWindow.minimize()}
+                >
+                    <MinimizeIcon />
+                </button>
+                <button
+                className="px-4 py-3 hover:bg-muted"
+                id="titlebar-maximize"
+                title={maximized ? "Unmaximize" : "Maximize"}
+                onClick={async () => {
+                    const isMaximized = await appWindow.isMaximized();
+                    if (isMaximized) {
+                        await appWindow.unmaximize();
+                        setMaximized(false);
+                    } else {
+                        await appWindow.maximize();
+                        setMaximized(true);
+                    }
+                }}
+                >
+                    {maximized ? (
+                        <UnmaximizeIcon />
+                    ) : (
+                        <MaximizeIcon />
+                    )}
+                </button>
+                <button
+                className="px-4 py-3 hover:bg-destructive"
+                id="titlebar-close"
+                title="Close"
+                onClick={() => appWindow.hide()}
+                >
+                    <CloseIcon />
+                </button>
+            </div>
+        </div>
+    );
+}