feat: adição de novos ícones SVG e configuração do ambiente

- Adicionados ícones SVG para ChatGPT, Claude, Gemini e OpenRouter
- Implementados ícones para modos claro e escuro do ChatGPT
- Criado script de inicialização para PostgreSQL com extensão pgcrypto
- Adicionado script de configuração de ambiente que faz backup do .env
- Configurado tsconfig.json para TypeScript com opções de compilação

components/dashboard/top-establishments-widget.tsx

@@ -0,0 +1,101 @@
+import MoneyValues from "@/components/money-values";
+import type { TopEstablishmentsData } from "@/lib/dashboard/top-establishments";
+import { RiStore2Line } from "@remixicon/react";
+import Image from "next/image";
+import { WidgetEmptyState } from "../widget-empty-state";
+
+type TopEstablishmentsWidgetProps = {
+  data: TopEstablishmentsData;
+};
+
+const resolveLogoPath = (logo: string | null) => {
+  if (!logo) {
+    return null;
+  }
+  if (/^(https?:\/\/|data:)/.test(logo)) {
+    return logo;
+  }
+  return logo.startsWith("/") ? logo : `/logos/${logo}`;
+};
+
+const buildInitials = (value: string) => {
+  const parts = value.trim().split(/\s+/).filter(Boolean);
+  if (parts.length === 0) {
+    return "LC";
+  }
+  if (parts.length === 1) {
+    const firstPart = parts[0];
+    return firstPart ? firstPart.slice(0, 2).toUpperCase() : "LC";
+  }
+  const firstChar = parts[0]?.[0] ?? "";
+  const secondChar = parts[1]?.[0] ?? "";
+  return `${firstChar}${secondChar}`.toUpperCase() || "LC";
+};
+
+const formatOccurrencesLabel = (occurrences: number) => {
+  if (occurrences === 1) {
+    return "1 lançamento";
+  }
+  return `${occurrences} lançamentos`;
+};
+
+export function TopEstablishmentsWidget({
+  data,
+}: TopEstablishmentsWidgetProps) {
+  return (
+    <div className="flex flex-col px-0">
+      {data.establishments.length === 0 ? (
+        <WidgetEmptyState
+          icon={<RiStore2Line className="size-6 text-muted-foreground" />}
+          title="Nenhum estabelecimento encontrado"
+          description="Quando houver despesas registradas, elas aparecerão aqui."
+        />
+      ) : (
+        <ul className="flex flex-col">
+          {data.establishments.map((establishment) => {
+            const logo = resolveLogoPath(establishment.logo);
+            const initials = buildInitials(establishment.name);
+
+            return (
+              <li
+                key={establishment.id}
+                className="flex items-center justify-between gap-3 border-b border-dashed py-2 last:border-b-0 last:pb-0"
+              >
+                <div className="flex min-w-0 flex-1 items-center gap-3">
+                  <div className="flex size-10 shrink-0 items-center justify-center overflow-hidden rounded-lg bg-muted">
+                    {logo ? (
+                      <Image
+                        src={logo}
+                        alt={`Logo de ${establishment.name}`}
+                        width={48}
+                        height={48}
+                        className="h-full w-full object-contain"
+                      />
+                    ) : (
+                      <span className="text-sm font-semibold uppercase text-muted-foreground">
+                        {initials}
+                      </span>
+                    )}
+                  </div>
+
+                  <div className="min-w-0">
+                    <p className="truncate text-sm font-medium text-foreground">
+                      {establishment.name}
+                    </p>
+                    <p className="text-xs text-muted-foreground">
+                      {formatOccurrencesLabel(establishment.occurrences)}
+                    </p>
+                  </div>
+                </div>
+
+                <div className="shrink-0 text-foreground">
+                  <MoneyValues amount={establishment.amount} />
+                </div>
+              </li>
+            );
+          })}
+        </ul>
+      )}
+    </div>
+  );
+}