scp polish and marketing

[ccbrown]

What It Does

Polishes up the SCP UI and adds marketing materials for it.

[Copilot]

Pull Request Overview

This PR polishes the SCP UI and integrates marketing materials for enhanced user experience. Key changes include:

• Inserting a default “NoOp” rule in the SCP policy when no statement exists.
• Adding an InfoMessage component and updating the messaging logic in the user area.
• Refining layout and content on public-facing pages and updating the README with new marketing assets.

Reviewed Changes

Copilot reviewed 12 out of 12 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
frontend/src/rules.ts	Added a default policy statement when none exists
frontend/src/components/index.tsx	Exported the new InfoMessage component
frontend/src/components/InfoMessage.tsx	Introduced a new component to display informational messages
frontend/src/components/Dialog.tsx	Updated dialog component with new transitions, backdrop, and close button
frontend/src/app/(user-area)/teams/[teamId]/Rules.tsx	Reworked messaging logic to combine error, info, and success feedback
frontend/src/app/(public-area)/page.tsx	Revised marketing copy and additional descriptive content on the public landing page
frontend/src/app/(public-area)/features/page.tsx	Updated responsive layout and grid classes for feature presentation
README.md	Added new screenshot and marketing content describing the “Defend in Depth” feature

Comments suppressed due to low confidence (2)

frontend/src/rules.ts:172

• [nitpick] The 'NoOp' Sid might not clearly convey its purpose. Consider renaming it to 'DefaultRule' or similar for improved clarity.

if (policy.Statement.length === 0) {

frontend/src/components/Dialog.tsx:2

• Confirm that 'CloseButton' and 'DialogBackdrop' are valid exports from '@headlessui/react' in the current version, as these components are not standard in earlier releases.

import { CloseButton, Dialog as DialogImpl, DialogBackdrop, DialogPanel, DialogTitle } from '@headlessui/react';