chore: add project files and setup gitignore

reserva-mesa-dashboard/app/(auth)/login/page.tsx

@@ -0,0 +1,89 @@
+"use client";
+
+import React, { useState } from "react";
+import { signInWithEmailAndPassword } from "firebase/auth";
+import { auth } from "@/lib/firebase";
+import { useRouter } from "next/navigation";
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle } from "@/components/ui/card";
+import Link from "next/link";
+
+export default function LoginPage() {
+  const [email, setEmail] = useState("");
+  const [password, setPassword] = useState("");
+  const [error, setError] = useState("");
+  const [loading, setLoading] = useState(false);
+  const router = useRouter();
+
+  const handleLogin = async (e: React.FormEvent) => {
+    e.preventDefault();
+    setError("");
+    setLoading(true);
+
+    try {
+      await signInWithEmailAndPassword(auth, email, password);
+      router.push("/");
+    } catch (err: any) {
+      console.error(err);
+      setError("Credenciais inválidas. Verifique o seu email e palavra-passe.");
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  return (
+    <Card className="w-full">
+      <CardHeader className="space-y-1 text-center">
+        <CardTitle className="text-3xl text-primary">ReservaMesa</CardTitle>
+        <CardDescription>
+          Inicie sessão no seu painel de restaurante
+        </CardDescription>
+      </CardHeader>
+      <form onSubmit={handleLogin}>
+        <CardContent className="space-y-4">
+          {error && (
+            <div className="bg-destructive/15 text-destructive text-sm p-3 rounded-md">
+              {error}
+            </div>
+          )}
+          <div className="space-y-2">
+            <Label htmlFor="email">Email</Label>
+            <Input
+              id="email"
+              type="email"
+              placeholder="restaurante@exemplo.com"
+              value={email}
+              onChange={(e) => setEmail(e.target.value)}
+              required
+            />
+          </div>
+          <div className="space-y-2">
+            <div className="flex items-center justify-between">
+              <Label htmlFor="password">Palavra-passe</Label>
+            </div>
+            <Input
+              id="password"
+              type="password"
+              value={password}
+              onChange={(e) => setPassword(e.target.value)}
+              required
+            />
+          </div>
+        </CardContent>
+        <CardFooter className="flex flex-col space-y-4">
+          <Button type="submit" className="w-full" disabled={loading}>
+            {loading ? "A entrar..." : "Entrar"}
+          </Button>
+          <div className="text-center text-sm text-muted-foreground">
+            Ainda não tem conta?{" "}
+            <Link href="/register" className="text-primary hover:underline">
+              Registe o seu restaurante
+            </Link>
+          </div>
+        </CardFooter>
+      </form>
+    </Card>
+  );
+}