Implement Custom CSS Feature

package.json

@@ -1,7 +1,7 @@
 {
   "name": "@reactive-resume/source",
   "description": "A free and open-source resume builder that simplifies the process of creating, updating, and sharing your resume.",
-  "version": "4.3.4",
+  "version": "4.3.5",
   "license": "MIT",
   "private": true,
   "author": {
@@ -75,6 +75,7 @@
     "@types/passport-github2": "^1.2.9",
     "@types/passport-google-oauth20": "^2.0.16",
     "@types/passport-local": "^1.0.38",
+    "@types/prismjs": "^1.26.5",
     "@types/react": "^18.3.18",
     "@types/react-dom": "^18.3.5",
     "@types/react-is": "^18.3.1",
@@ -215,6 +216,7 @@
     "passport-local": "^1.0.0",
     "pdf-lib": "^1.17.1",
     "prisma": "^5.22.0",
+    "prismjs": "^1.29.0",
     "puppeteer": "^23.11.1",
     "qrcode.react": "^4.2.0",
     "react": "^18.3.1",
@@ -225,6 +227,7 @@
     "react-parallax-tilt": "^1.7.272",
     "react-resizable-panels": "^2.1.7",
     "react-router": "^7.1.1",
+    "react-simple-code-editor": "^0.14.1",
     "react-zoom-pan-pinch": "^3.6.1",
     "reflect-metadata": "^0.2.2",
     "rxjs": "^7.8.1",