feat: integrate payload cms to landing page (#25)

* feat: integrate payload cms to landing page

* feat: add payload configuration and update TypeScript target

* fix: update TypeScript paths for payload configuration

* refactor: update config import paths to use local payload.config

* fix: update quotation marks for testimonials to use HTML entities

* fix: include withPayload in Next.js plugins for proper configuration

package.json

@@ -18,6 +18,8 @@
     "landing:dev": "nx serve landing",
     "landing:build": "nx build landing",
     "landing:prod": "cd ./dist/apps/landing && npx next start",
+    "landing:generate:importmap": "PAYLOAD_CONFIG_PATH=apps/landing/src/payload.config.ts payload generate:importmap",
+    "landing:generate:types": "PAYLOAD_CONFIG_PATH=apps/landing/src/payload.config.ts payload generate:types",
     "ui:test": "nx test ui",
     "ui:build": "nx build ui",
     "ui:storybook": "nx storybook ui"
@@ -26,6 +28,9 @@
   "dependencies": {
     "@ant-design/icons": "^6.0.0",
     "@hookform/resolvers": "^5.0.1",
+    "@payloadcms/db-postgres": "^3.37.0",
+    "@payloadcms/next": "^3.37.0",
+    "@payloadcms/richtext-lexical": "^3.37.0",
     "@radix-ui/react-slot": "^1.2.0",
     "@tanstack/react-query": "^5.74.4",
     "@tanstack/react-store": "^0.7.0",
@@ -34,14 +39,17 @@
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "framer-motion": "^12.9.2",
+    "graphql": "^16.11.0",
     "js-cookie": "^3.0.5",
     "next": "~15.2.4",
     "next-themes": "^0.4.6",
+    "payload": "^3.37.0",
     "react": "^19.1.0",
     "react-dom": "^19.1.0",
     "react-hook-form": "^7.55.0",
     "react-icons": "^5.5.0",
     "react-router-dom": "^7.3.0",
+    "sharp": "^0.34.1",
     "sonner": "^2.0.3",
     "tailwind-merge": "^3.0.2",
     "zod": "^3.24.2"