refactor(lst): refactor to monolithic completed

frontend/src/components/LoginForm.tsx

@@ -0,0 +1,76 @@
+import {useState} from "react";
+import {useSessionStore} from "../lib/store/sessionStore";
+import {useQueryClient} from "@tanstack/react-query";
+
+const LoginForm = () => {
+    const [username, setUsername] = useState("");
+    const [password, setPassword] = useState("");
+    const [error, setError] = useState("");
+    const {setSession} = useSessionStore();
+    const queryClient = useQueryClient();
+
+    const handleLogin = async (e: React.FormEvent) => {
+        e.preventDefault();
+        // console.log("Form data", {username, password});
+        try {
+            const response = await fetch("/api/auth/login", {
+                method: "POST",
+                headers: {
+                    "Content-Type": "application/json",
+                },
+                body: JSON.stringify({username, password}),
+            });
+
+            // if (!response.ok) {
+            //     throw new Error("Invalid credentials");
+            // }
+
+            const data = await response.json();
+            console.log("Response", data.data);
+            // Store token in localStorage
+            localStorage.setItem("auth_token", data.data.token);
+
+            // Optionally store user info
+            // localStorage.setItem("user", JSON.stringify(user));
+
+            setSession(data.data.token);
+
+            // Refetch the session data to reflect the logged-in state
+            queryClient.invalidateQueries(["session"]);
+
+            setUsername("");
+            setPassword("");
+        } catch (err) {
+            setError("Invalid credentials");
+        }
+    };
+
+    return (
+        <form onSubmit={handleLogin}>
+            <div>
+                <label htmlFor="username">Username</label>
+                <input
+                    id="username"
+                    type="text"
+                    value={username}
+                    onChange={(e) => setUsername(e.target.value)}
+                    required
+                />
+            </div>
+            <div>
+                <label htmlFor="password">Password</label>
+                <input
+                    id="password"
+                    type="password"
+                    value={password}
+                    onChange={(e) => setPassword(e.target.value)}
+                    required
+                />
+            </div>
+            {error && <p>{error}</p>}
+            <button type="submit">Login</button>
+        </form>
+    );
+};
+
+export default LoginForm;

frontend/src/components/providers/Providers.tsx

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+import {QueryClient, QueryClientProvider} from "@tanstack/react-query";
+
+const queryClient = new QueryClient();
+
+export const SessionProvider = ({children}: {children: React.ReactNode}) => {
+    return <QueryClientProvider client={queryClient}>{children}</QueryClientProvider>;
+};

frontend/src/components/ui/button.tsx

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+import * as React from "react"
+import { Slot } from "@radix-ui/react-slot"
+import { cva, type VariantProps } from "class-variance-authority"
+
+import { cn } from "@/lib/utils"
+
+const buttonVariants = cva(
+  "inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-[color,box-shadow] disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4 [&_svg]:shrink-0 ring-ring/10 dark:ring-ring/20 dark:outline-ring/40 outline-ring/50 focus-visible:ring-4 focus-visible:outline-1 aria-invalid:focus-visible:ring-0",
+  {
+    variants: {
+      variant: {
+        default:
+          "bg-primary text-primary-foreground shadow-sm hover:bg-primary/90",
+        destructive:
+          "bg-destructive text-destructive-foreground shadow-xs hover:bg-destructive/90",
+        outline:
+          "border border-input bg-background shadow-xs hover:bg-accent hover:text-accent-foreground",
+        secondary:
+          "bg-secondary text-secondary-foreground shadow-xs hover:bg-secondary/80",
+        ghost: "hover:bg-accent hover:text-accent-foreground",
+        link: "text-primary underline-offset-4 hover:underline",
+      },
+      size: {
+        default: "h-9 px-4 py-2 has-[>svg]:px-3",
+        sm: "h-8 rounded-md px-3 has-[>svg]:px-2.5",
+        lg: "h-10 rounded-md px-6 has-[>svg]:px-4",
+        icon: "size-9",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+      size: "default",
+    },
+  }
+)
+
+function Button({
+  className,
+  variant,
+  size,
+  asChild = false,
+  ...props
+}: React.ComponentProps<"button"> &
+  VariantProps<typeof buttonVariants> & {
+    asChild?: boolean
+  }) {
+  const Comp = asChild ? Slot : "button"
+
+  return (
+    <Comp
+      data-slot="button"
+      className={cn(buttonVariants({ variant, size, className }))}
+      {...props}
+    />
+  )
+}
+
+export { Button, buttonVariants }