Improve emoji handling and text display in previews and generated images

Refactor emoji removal logic into a shared utility and update dependencies.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: ae4037a0-2a6f-4530-9bac-79b543286bda
Replit-Commit-Checkpoint-Type: intermediate_checkpoint
Replit-Commit-Event-Id: 59d8c635-691c-42a3-b368-902e8f16eeee
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/397bca8c-984f-43ff-841a-10897aeb8140/ae4037a0-2a6f-4530-9bac-79b543286bda/Q6FJ7Lw

package-lock.json

@@ -58,6 +58,7 @@
         "drizzle-orm": "^0.39.1",
         "drizzle-zod": "^0.7.0",
         "embla-carousel-react": "^8.6.0",
+        "emoji-regex": "^10.6.0",
         "express": "^4.21.2",
         "express-session": "^1.18.1",
         "framer-motion": "^11.13.1",
@@ -5341,9 +5342,9 @@
       }
     },
     "node_modules/emoji-regex": {
-      "version": "9.2.2",
-      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-9.2.2.tgz",
-      "integrity": "sha512-L18DaJsXSUk2+42pv8mLs5jJT2hqFkFE4j21wOmgbUqsZ2hL72NsUU785g9RXgo3s0ZNgVl42TiHp3ZtOv/Vyg==",
+      "version": "10.6.0",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-10.6.0.tgz",
+      "integrity": "sha512-toUI84YS5YmxW219erniWD0CIVOo46xGKColeNQRgOzDorgBi1v4D71/OFzgD9GO2UGKIv1C3Sp8DAn0+j5w7A==",
       "license": "MIT"
     },
     "node_modules/encodeurl": {
@@ -8293,6 +8294,12 @@
         "node": ">=8"
       }
     },
+    "node_modules/string-width/node_modules/emoji-regex": {
+      "version": "9.2.2",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-9.2.2.tgz",
+      "integrity": "sha512-L18DaJsXSUk2+42pv8mLs5jJT2hqFkFE4j21wOmgbUqsZ2hL72NsUU785g9RXgo3s0ZNgVl42TiHp3ZtOv/Vyg==",
+      "license": "MIT"
+    },
     "node_modules/strip-ansi": {
       "version": "7.1.0",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-7.1.0.tgz",