diff --git a/app/package-lock.json b/app/package-lock.json
index 635b7b4..7988949 100644
--- a/app/package-lock.json
+++ b/app/package-lock.json
@@ -15,6 +15,7 @@
         "@codemirror/state": "^6.5.2",
         "@codemirror/theme-one-dark": "^6.1.3",
         "@codemirror/view": "^6.38.6",
+        "@floating-ui/react": "^0.27.16",
         "@mantine/core": "^8.3.7",
         "@mantine/hooks": "^8.3.7",
         "@mantine/modals": "^8.3.7",
@@ -24,7 +25,7 @@
         "codemirror": "^6.0.2",
         "react": "^19.2.0",
         "react-arborist": "^3.4.3",
-        "react-dom": "^18.3.1",
+        "react-dom": "^19.2.0",
         "rehype-highlight": "^7.0.2",
         "rehype-mathjax": "^7.1.0",
         "rehype-react": "^8.0.0",
@@ -5800,9 +5801,9 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
-      "integrity": "sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==",
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
+      "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -7483,16 +7484,15 @@
       }
     },
     "node_modules/react-dom": {
-      "version": "18.3.1",
-      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-18.3.1.tgz",
-      "integrity": "sha512-5m4nQKp+rZRb09LNH59GM4BxTh9251/ylbKIbpe7TpGxfJ+9kv6BLkLBXIjjspbgbnIBNqlI23tRnTWT0snUIw==",
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-19.2.0.tgz",
+      "integrity": "sha512-UlbRu4cAiGaIewkPyiRGJk0imDN2T3JjieT6spoL2UeSf5od4n5LB/mQ4ejmxhCFT1tYe8IvaFulzynWovsEFQ==",
       "license": "MIT",
       "dependencies": {
-        "loose-envify": "^1.1.0",
-        "scheduler": "^0.23.2"
+        "scheduler": "^0.27.0"
       },
       "peerDependencies": {
-        "react": "^18.3.1"
+        "react": "^19.2.0"
       }
     },
     "node_modules/react-is": {
@@ -8078,13 +8078,10 @@
       }
     },
     "node_modules/scheduler": {
-      "version": "0.23.2",
-      "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.23.2.tgz",
-      "integrity": "sha512-UOShsPwz7NrMUqhR6t0hWjFduvOzbtv7toDH1/hIrfRNIDBnnBWd0CwJTGvTpngVlmwGCdP9/Zl/tVrDqcuYzQ==",
-      "license": "MIT",
-      "dependencies": {
-        "loose-envify": "^1.1.0"
-      }
+      "version": "0.27.0",
+      "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.27.0.tgz",
+      "integrity": "sha512-eNv+WrVbKu1f3vbYJT/xtiF5syA5HPIMtf9IgY/nKg0sWqzAUEvqY/xm7OcZc/qafLx/iO9FgOmeSAp4v5ti/Q==",
+      "license": "MIT"
     },
     "node_modules/semver": {
       "version": "6.3.1",
diff --git a/app/package.json b/app/package.json
index d7d4dc3..df7c0ba 100644
--- a/app/package.json
+++ b/app/package.json
@@ -35,6 +35,7 @@
     "@codemirror/state": "^6.5.2",
     "@codemirror/theme-one-dark": "^6.1.3",
     "@codemirror/view": "^6.38.6",
+    "@floating-ui/react": "^0.27.16",
     "@mantine/core": "^8.3.7",
     "@mantine/hooks": "^8.3.7",
     "@mantine/modals": "^8.3.7",
@@ -44,7 +45,7 @@
     "codemirror": "^6.0.2",
     "react": "^19.2.0",
     "react-arborist": "^3.4.3",
-    "react-dom": "^18.3.1",
+    "react-dom": "^19.2.0",
     "rehype-highlight": "^7.0.2",
     "rehype-mathjax": "^7.1.0",
     "rehype-react": "^8.0.0",