feat: add new UI components and improve existing ones

- Introduced `Field` and `Label` components for better form handling.
- Refactored `Input` and `Textarea` components to use forward refs and improved styling.
- Updated `PendingSubmitButton` to use the new `Button` component.
- Enhanced `Skeleton` component for better layout handling.
- Revamped `Toast` component to support live regions and improved accessibility.
- Updated sidebar configuration to use typed icons.
- Added phase 3 UI boundary checks to prevent usage of deprecated imports.
- Implemented new authentication action handler for better cookie management.
- Improved setup logic for freelancer accounts with repair functionality.

server/auth/action-handler.ts

@@ -0,0 +1,79 @@
+import "server-only";
+
+import { parseSetCookieHeader, splitSetCookieHeader, toCookieOptions } from "better-auth/cookies";
+import { cookies, headers } from "next/headers";
+import { auth } from "@/server/auth/auth";
+import { getServerConfig } from "@/server/config";
+
+type SetCookieHeaders = Headers & {
+  getSetCookie?: () => string[];
+};
+
+export async function callAuthAction<TResponse>(
+  pathname: `/${string}`,
+  body?: Record<string, unknown>,
+): Promise<TResponse> {
+  const requestHeaders = new Headers(await headers());
+  requestHeaders.set("content-type", "application/json");
+
+  const response = await auth.handler(
+    new Request(`${getServerConfig().appUrl}/api/auth${pathname}`, {
+      method: "POST",
+      headers: requestHeaders,
+      body: JSON.stringify(body ?? {}),
+    }),
+  );
+
+  await applyResponseCookies(response.headers);
+
+  const payload = await readJsonPayload(response);
+
+  if (!response.ok) {
+    throw new Error(getAuthErrorMessage(payload));
+  }
+
+  return payload as TResponse;
+}
+
+async function applyResponseCookies(responseHeaders: Headers): Promise<void> {
+  const cookieStore = await cookies();
+
+  for (const header of getSetCookieValues(responseHeaders)) {
+    for (const [name, attributes] of parseSetCookieHeader(header)) {
+      cookieStore.set(name, attributes.value, toCookieOptions(attributes));
+    }
+  }
+}
+
+function getSetCookieValues(headersList: Headers): string[] {
+  const getSetCookie = (headersList as SetCookieHeaders).getSetCookie;
+
+  if (typeof getSetCookie === "function") {
+    return getSetCookie.call(headersList);
+  }
+
+  const header = headersList.get("set-cookie");
+  return header ? splitSetCookieHeader(header) : [];
+}
+
+async function readJsonPayload(response: Response): Promise<unknown> {
+  const contentType = response.headers.get("content-type");
+
+  if (!contentType?.includes("application/json")) {
+    return null;
+  }
+
+  return response.json();
+}
+
+function getAuthErrorMessage(payload: unknown): string {
+  if (payload && typeof payload === "object" && "message" in payload) {
+    const message = (payload as { message?: unknown }).message;
+
+    if (typeof message === "string" && message.trim().length > 0) {
+      return message;
+    }
+  }
+
+  return "Kimlik do\u011frulama iste\u011fi tamamlanamad\u0131.";
+}