chore: remove cms and fix some styles (#29)

* chore: remove all references to PayloadCMS

* fix: nextjs landing utils

* feat: refactor community, features, hero, learning resources, and testimonials components to use external JSON data

* fix:remove hero logo box

* fix: remove unused image in public

* fix: change logo.png to logo.webp

* fix: update button styles for improved visibility

* chore: restructure component organization

* fix: update import path for global styles in layout component

* fix: adjust alignment of hero stats section for better layout

* fix: update testimonials placeholder sample data

* fix: update header component to use router for navigation and add signin page

apps/landing/src/lib/format.ts

@@ -1,10 +0,0 @@
-import { Media } from '../payload-types';
-
-export function formatCMSImageDataToMedia(
-  image: number | Media | null | undefined
-): Media | null {
-  if (image && typeof image === 'object' && 'url' in image) {
-    return image as Media;
-  }
-  return null;
-}

apps/landing/src/lib/payload.ts

@@ -1,4 +0,0 @@
-import { getPayload } from 'payload';
-import config from '../payload.config';
-
-export const payload = await getPayload({ config });