feat: Migrate ruby llm captain (#12981)

Co-authored-by: aakashb95 <aakash@chatwoot.com>
Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>

enterprise/app/services/captain/tools/base_tool.rb

@@ -0,0 +1,26 @@
+class Captain::Tools::BaseTool < RubyLLM::Tool
+  attr_accessor :assistant
+
+  def initialize(assistant, user: nil)
+    @assistant = assistant
+    @user = user
+    super()
+  end
+
+  def active?
+    true
+  end
+
+  private
+
+  def user_has_permission(permission)
+    return false if @user.blank?
+
+    account_user = AccountUser.find_by(account_id: @assistant.account_id, user_id: @user.id)
+    return false if account_user.blank?
+
+    return account_user.custom_role.permissions.include?(permission) if account_user.custom_role.present?
+
+    account_user.administrator? || account_user.agent?
+  end
+end