From ae0855f38e783ceb94fe19979bf7e7dabad0babd Mon Sep 17 00:00:00 2001
From: Johannes Klein <17345891+jtklein@users.noreply.github.com>
Date: Tue, 15 Sep 2026 14:24:55 +0200
Subject: [PATCH 1/3] Update package.json

---
 package.json | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/package.json b/package.json
index 901eb44..728d81c 100644
--- a/package.json
+++ b/package.json
@@ -88,8 +88,8 @@
     "prismjs": "^1.30.0",
     "prismjs-bibtex": "^2.1.0",
     "prop-types": "^15.8.1",
-    "react": "^18.3.1",
-    "react-dom": "^18.3.1",
+    "react": "^19.3.0",
+    "react-dom": "^19.3.0",
     "react-dropzone": "20.1.2",
     "react-scripts": "^5.0.1",
     "serialize-error": "^8.1.0",

From 282015ec49acacf56f2f025f7d626d9986258e3a Mon Sep 17 00:00:00 2001
From: Johannes Klein <17345891+jtklein@users.noreply.github.com>
Date: Tue, 15 Sep 2026 14:25:04 +0200
Subject: [PATCH 2/3] Update yarn.lock

---
 yarn.lock | 33 ++++++++++++++-------------------
 1 file changed, 14 insertions(+), 19 deletions(-)

diff --git a/yarn.lock b/yarn.lock
index 70cb242..470c5c6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10414,7 +10414,7 @@ loglevel@^1.6.8:
   resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.9.2.tgz#c2e028d6c757720107df4e64508530db6621ba08"
   integrity sha512-HgMmCqIJSAKqo68l0rS2AanEWfkxaZ5wNiEFb5ggm08lDs9Xl2KxBlX3PTcaD2chBM1gXAYf491/M2Rv8Jwayg==
 
-loose-envify@^1.1.0, loose-envify@^1.4.0:
+loose-envify@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.4.0.tgz#71ee51fa7be4caec1a63839f7e682d8132d30caf"
   integrity sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q==
@@ -12547,13 +12547,12 @@ react-dev-utils@^12.0.1:
     strip-ansi "^6.0.1"
     text-table "^0.2.0"
 
-react-dom@^18.3.1:
-  version "18.3.1"
-  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-18.3.1.tgz#c2265d79511b57d479b3dd3fdfa51536494c5cb4"
-  integrity sha512-5m4nQKp+rZRb09LNH59GM4BxTh9251/ylbKIbpe7TpGxfJ+9kv6BLkLBXIjjspbgbnIBNqlI23tRnTWT0snUIw==
+react-dom@^19.3.0:
+  version "19.3.0"
+  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-19.3.0.tgz#a0ff19161d7f4e9be5469a07278b0c06e00f9001"
+  integrity sha512-JDk8dgif51OjFoDE70+OT9ICyYr+69HlmihNwp1+Nsfbna3t5sIiCa9ZJktDmQ4/1b/rn26hIAR2uYXDMr5r0Q==
   dependencies:
-    loose-envify "^1.1.0"
-    scheduler "^0.23.2"
+    scheduler "^0.28.0"
 
 react-dropzone@20.1.2:
   version "20.1.2"
@@ -12658,12 +12657,10 @@ react-transition-group@^4.4.5:
     loose-envify "^1.4.0"
     prop-types "^15.6.2"
 
-react@^18.3.1:
-  version "18.3.1"
-  resolved "https://registry.yarnpkg.com/react/-/react-18.3.1.tgz#49ab892009c53933625bd16b2533fc754cab2891"
-  integrity sha512-wS+hAgJShR0KhEvPJArfuPVN1+Hz1t0Y6n5jLrGQbkb4urgPE/0Rve+1kMB1v/oWgHgm4WIcV+i7F2pTVj+2iQ==
-  dependencies:
-    loose-envify "^1.1.0"
+react@^19.3.0:
+  version "19.3.0"
+  resolved "https://registry.yarnpkg.com/react/-/react-19.3.0.tgz#e20aa3a14687075ce863351b5878b0608c3fbfb2"
+  integrity sha512-E8LUcbtBWt20bbl2YoHfx4ZDBdxVTfOKtCZn9cDSJ4l6/nuoApcpIBcj47t2wZoVX8g2ZHuMHbiShgCR1T5Sog==
 
 read-cache@^1.0.0:
   version "1.0.0"
@@ -13217,12 +13214,10 @@ saxes@^5.0.1:
   dependencies:
     xmlchars "^2.2.0"
 
-scheduler@^0.23.2:
-  version "0.23.2"
-  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.23.2.tgz#414ba64a3b282892e944cf2108ecc078d115cdc3"
-  integrity sha512-UOShsPwz7NrMUqhR6t0hWjFduvOzbtv7toDH1/hIrfRNIDBnnBWd0CwJTGvTpngVlmwGCdP9/Zl/tVrDqcuYzQ==
-  dependencies:
-    loose-envify "^1.1.0"
+scheduler@^0.28.0:
+  version "0.28.0"
+  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.28.0.tgz#03d3ca348aeaf8b7502f64468f217b27523f9695"
+  integrity sha512-juorfCmIkIw8tT+p5BXSm6PJjQF/ycEYmKyzURCIt/RaZIhL+PulbQ9Yu2z1HdOJDdqDTlxA1+xKBmHXJsczAw==
 
 schema-utils@2.7.0:
   version "2.7.0"

From 9b3d0d40bd8aa5341a8aee8acacf387d87d342c7 Mon Sep 17 00:00:00 2001
From: Johannes Klein <17345891+jtklein@users.noreply.github.com>
Date: Tue, 15 Sep 2026 14:25:16 +0200
Subject: [PATCH 3/3] Update App.test.js

---
 src/app/App.test.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/app/App.test.js b/src/app/App.test.js
index b84af98..bf6613a 100644
--- a/src/app/App.test.js
+++ b/src/app/App.test.js
@@ -1,8 +1,9 @@
 import React from 'react';
-import ReactDOM from 'react-dom';
+import { createRoot } from 'react-dom/client';
 import App from './App';
 
 it('renders without crashing', () => {
   const div = document.createElement('div');
-  ReactDOM.render(<App />, div);
+  const root = createRoot(div);
+  root.render(<App />);
 });