Method updateUser

src/main/auth-manager.ts:228–253

* Update user profile on server and locally

(updates: { name?: string })

   * Update user profile on server and locally
   */
  async updateUser(updates: { name?: string }): Promise<AuthUser | null> {
    const token = await this.getValidToken()
    if (!token) {
      throw new Error("Not authenticated")
    }

    // Update on server using X-Desktop-Token header
    const response = await fetch(`${this.getApiUrl()}/api/user/profile`, {
      method: "PATCH",
      headers: {
        "Content-Type": "application/json",
        "X-Desktop-Token": token,
      },
      body: JSON.stringify({
        display_name: updates.name,
      }),
    })

    if (!response.ok) {
      const error = await response.json().catch(() => ({ error: "Unknown error" }))
      throw new Error(error.error || `Update failed: ${response.status}`)
    }

    // Update locally
    return this.store.updateUser({ name: updates.name ?? null })
  }

  /**
   * Fetch user's subscription plan from web backend