feat(client): add toast notifications and server status indicator

apps/client/src/components/ServerStatusIndicator/ServerTooltip.tsx

···
   lastChecked,
   position,
 }: ServerTooltipProps) => (
-  <div className={`absolute ${position}-0 top-6 z-50 hidden group-hover:block`}>
+  <div
+    className={`absolute ${position}-0 top-6 z-[60] hidden group-hover:block`}
+  >
     <div className="bg-ctp-crust border border-ctp-overlay0 rounded-lg p-3 shadow-lg min-w-48">
       <div className="text-xs space-y-1">
         <div className={`font-semibold ${statusConfig.color}`}>

apps/client/src/components/ServerStatusIndicator/utils.ts

···
-import { getServerUrl, parseServerUrl } from "@/lib/config";
+import { getServerUrl, parseServerUrl } from "@/utils/config";
 import type { StatusConfig } from "./constants";
 import type { ServerInfo } from "./types";
 

apps/client/src/components/Toast.tsx

···
+import { CloseIcon, ToastIcon } from "@cv/ui";
 import { cva } from "class-variance-authority";
 import { useCallback, useEffect, useState } from "react";
-import { CloseIcon, ToastIcon } from "./icons";
 
 export type ToastLevel = "success" | "warning" | "info" | "error";
 
···
 /**
  * Individual toast notification component
  */
-export default function ToastComponent({
-  toast,
-  onRemove,
-  config,
-}: ToastProps) {
+export const ToastComponent = ({ toast, onRemove, config }: ToastProps) => {
   const [isVisible, setIsVisible] = useState(false);
   const [isLeaving, setIsLeaving] = useState(false);
 
···
       </button>
     </div>
   );
-}
+};

apps/client/src/components/ToastContainer.tsx

···
-import type { Toast, ToastConfig } from "./Toast";
-import ToastComponent from "./Toast";
+import { type Toast, ToastComponent, type ToastConfig } from "./Toast";
 
 interface ToastContainerProps {
   toasts: Toast[];
···
   onRemove,
   config,
 }: ToastContainerProps) {
-  if (toasts.length === 0) return null;
+  if (toasts.length === 0) {
+    return null;
+  }
 
   return (
     <div className="fixed top-4 right-4 z-50 space-y-2 max-w-sm w-full">

apps/client/src/contexts/ConfirmationModalContext.tsx

···
   useContext,
   useState,
 } from "react";
-import ConfirmationModal from "@/components/ConfirmationModal";
+import { ConfirmationModal } from "@/components/ConfirmationModal";
 
 interface ConfirmationModalState {
   isOpen: boolean;