Move markdown to prosemirror parser in packages

Signed-off-by: Émile Ré <emile@getprobo.com>

package-lock.json

@@ -3262,6 +3262,10 @@
       "resolved": "packages/n8n-node",
       "link": true
     },
+    "node_modules/@probo/prosemirror": {
+      "resolved": "packages/prosemirror",
+      "link": true
+    },
     "node_modules/@probo/react-lazy": {
       "resolved": "packages/react-lazy",
       "link": true
@@ -18215,7 +18219,6 @@
       "os": [
         "darwin"
       ],
-      "peer": true,
       "engines": {
         "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
       }
@@ -19701,6 +19704,17 @@
         "n8n-workflow": "*"
       }
     },
+    "packages/prosemirror": {
+      "name": "@probo/prosemirror",
+      "version": "1.0.0",
+      "license": "ISC",
+      "dependencies": {
+        "@tiptap/pm": "^3.20.2"
+      },
+      "devDependencies": {
+        "typescript": "~5.8.3"
+      }
+    },
     "packages/react-lazy": {
       "name": "@probo/react-lazy",
       "version": "1.0.0",
@@ -19755,6 +19769,7 @@
         "@phosphor-icons/react": "^2.1.10",
         "@probo/helpers": "1.0.0",
         "@probo/i18n": "1.0.0",
+        "@probo/prosemirror": "1.0.0",
         "@radix-ui/react-alert-dialog": "^1.1.15",
         "@radix-ui/react-dropdown-menu": "^2.1.16",
         "@radix-ui/react-label": "^2.1.8",