Preserve assistant message formatting on copy

package-lock.json

@@ -12358,6 +12358,24 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/linkify-it": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@types/linkify-it/-/linkify-it-5.0.0.tgz",
+      "integrity": "sha512-sVDA58zAw4eWAffKOaQH5/5j3XeayukzDk+ewSsnv3p4yJEZHCCzMDiZM8e0OUrRvmpGZ85jf4yDHkHsgBNr9Q==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/@types/markdown-it": {
+      "version": "14.1.2",
+      "resolved": "https://registry.npmjs.org/@types/markdown-it/-/markdown-it-14.1.2.tgz",
+      "integrity": "sha512-promo4eFwuiW+TfGxhi+0x3czqTYJkG8qB17ZUJiVF10Xm7NLVRSLUsfRTU/6h1e24VvRnXCx+hG7li58lkzog==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/linkify-it": "^5",
+        "@types/mdurl": "^2"
+      }
+    },
     "node_modules/@types/mdast": {
       "version": "4.0.4",
       "resolved": "https://registry.npmjs.org/@types/mdast/-/mdast-4.0.4.tgz",
@@ -12367,6 +12385,13 @@
         "@types/unist": "*"
       }
     },
+    "node_modules/@types/mdurl": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@types/mdurl/-/mdurl-2.0.0.tgz",
+      "integrity": "sha512-RGdgjQUZba5p6QEFAVx2OGb8rQDL/cPRG7GiedRzMcJ1tYnUANBncjbSB1NRGwbvjcPeikRABz2nshyPk1bhWg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@types/mime": {
       "version": "1.3.5",
       "resolved": "https://registry.npmjs.org/@types/mime/-/mime-1.3.5.tgz",
@@ -36348,6 +36373,7 @@
         "expo-updates": "~29.0.12",
         "fast-deep-equal": "^3.1.3",
         "lucide-react-native": "^0.546.0",
+        "markdown-it": "^10.0.0",
         "mnemonic-id": "^3.2.7",
         "qrcode": "^1.5.4",
         "react": "19.1.0",
@@ -36375,6 +36401,7 @@
       "devDependencies": {
         "@playwright/test": "^1.56.1",
         "@testing-library/react": "^16.3.2",
+        "@types/markdown-it": "^14.1.2",
         "@types/qrcode": "^1.5.6",
         "@types/react": "~19.2.0",
         "@types/ws": "^8.18.1",