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/sidebar/nav-secondary.tsx

@@ -0,0 +1,75 @@
+"use client";
+
+import type { RemixiconComponentType } from "@remixicon/react";
+import { usePathname } from "next/navigation";
+import * as React from "react";
+
+import {
+  SidebarGroup,
+  SidebarGroupContent,
+  SidebarMenu,
+  SidebarMenuButton,
+  SidebarMenuItem,
+} from "@/components/ui/sidebar";
+import Link from "next/link";
+
+export function NavSecondary({
+  items,
+  ...props
+}: {
+  items: {
+    title: string;
+    url: string;
+    icon: RemixiconComponentType;
+  }[];
+} & React.ComponentPropsWithoutRef<typeof SidebarGroup>) {
+  const pathname = usePathname();
+
+  const isLinkActive = React.useCallback(
+    (url: string) => {
+      const normalizedPathname =
+        pathname.endsWith("/") && pathname !== "/"
+          ? pathname.slice(0, -1)
+          : pathname;
+      const normalizedUrl =
+        url.endsWith("/") && url !== "/" ? url.slice(0, -1) : url;
+
+      // Verifica se é exatamente igual ou se o pathname começa com a URL
+      return (
+        normalizedPathname === normalizedUrl ||
+        normalizedPathname.startsWith(normalizedUrl + "/")
+      );
+    },
+    [pathname]
+  );
+
+  return (
+    <SidebarGroup {...props}>
+      <SidebarGroupContent>
+        <SidebarMenu>
+          {items.map((item) => {
+            const itemIsActive = isLinkActive(item.url);
+            return (
+              <SidebarMenuItem key={item.title}>
+                <SidebarMenuButton
+                  asChild
+                  isActive={itemIsActive}
+                  className={
+                    itemIsActive
+                      ? "data-[active=true]:bg-dark! shadow-md data-[active=true]:text-dark-foreground! hover:bg-primary/10! hover:text-primary!"
+                      : ""
+                  }
+                >
+                  <Link prefetch href={item.url}>
+                    <item.icon className="h-4 w-4" />
+                    <span>{item.title}</span>
+                  </Link>
+                </SidebarMenuButton>
+              </SidebarMenuItem>
+            );
+          })}
+        </SidebarMenu>
+      </SidebarGroupContent>
+    </SidebarGroup>
+  );
+}