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

tsconfig.base.json

@@ -16,7 +16,6 @@
     "baseUrl": ".",
     "paths": {
       "@imphnen-frontend-service/service": ["libs/service/src/index.ts"],
-      "@imphnen-frontend-service/shadcn-ui/atoms": ["libs/shadcn-ui/src/atoms/index.ts"],
       "@imphnen-frontend-service/ui/atoms": ["libs/ui/src/atoms/index.ts"],
       "@imphnen-frontend-service/ui/molecules": [
         "libs/ui/src/molecules/index.ts"