diff --git a/package.json b/package.json
index 1c014aa..a776f45 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,7 @@
   "scripts": {
     "dev": "vite",
     "pre-commit": "lint-staged",
+    "pre-build": "run-s pre-build:*",
     "pre-build:license-report": "node license-emit.js",
     "build": "run-s pre-build build:*",
     "build:vite": "tsc && vite build",
@@ -35,6 +36,9 @@
     "dexie": "^3.2.4",
     "dexie-react-hooks": "^1.1.6",
     "jotai": "^2.2.2",
+    "just-diff": "^6.0.2",
+    "just-diff-apply": "^5.5.0",
+    "qrcode.react": "^3.1.0",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-router-dom": "^6.14.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 83d4c50..5c78dd9 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -29,6 +29,15 @@ dependencies:
   jotai:
     specifier: ^2.2.2
     version: 2.2.2(react@18.2.0)
+  just-diff:
+    specifier: ^6.0.2
+    version: 6.0.2
+  just-diff-apply:
+    specifier: ^5.5.0
+    version: 5.5.0
+  qrcode.react:
+    specifier: ^3.1.0
+    version: 3.1.0(react@18.2.0)
   react:
     specifier: ^18.2.0
     version: 18.2.0
@@ -3606,6 +3615,14 @@ packages:
       graceful-fs: 4.2.11
     dev: true
 
+  /just-diff-apply@5.5.0:
+    resolution: {integrity: sha512-OYTthRfSh55WOItVqwpefPtNt2VdKsq5AnAK6apdtR6yCH8pr0CmSr710J0Mf+WdQy7K/OzMy7K2MgAfdQURDw==}
+    dev: false
+
+  /just-diff@6.0.2:
+    resolution: {integrity: sha512-S59eriX5u3/QhMNq3v/gm8Kd0w8OS6Tz2FS1NG4blv+z0MuQcBRJyFWjdovM0Rad4/P4aUPFtnkNjMjyMlMSYA==}
+    dev: false
+
   /keyv@4.5.3:
     resolution: {integrity: sha512-QCiSav9WaX1PgETJ+SpNnx2PRRapJ/oRSXM4VO5OGYGSjrxbKPVFVhB3l2OCbLCk329N8qyAtsJjSjvVBWzEug==}
     dependencies:
@@ -4082,6 +4099,14 @@ packages:
     engines: {node: '>=6'}
     dev: true
 
+  /qrcode.react@3.1.0(react@18.2.0):
+    resolution: {integrity: sha512-oyF+Urr3oAMUG/OiOuONL3HXM+53wvuH3mtIWQrYmsXoAq0DkvZp2RYUWFSMFtbdOpuS++9v+WAkzNVkMlNW6Q==}
+    peerDependencies:
+      react: ^16.8.0 || ^17.0.0 || ^18.0.0
+    dependencies:
+      react: 18.2.0
+    dev: false
+
   /queue-microtask@1.2.3:
     resolution: {integrity: sha512-NuaNSa6flKT5JaSYQzJok04JzTL1CA6aGhv5rfLW3PgqA+M2ChpZQnAC8h8i4ZFkBS8X5RqkDBHA7r4hej3K9A==}
     dev: true
diff --git a/src/assets/licenses.json b/src/assets/licenses.json
index 9ea021d..9e121ac 100644
--- a/src/assets/licenses.json
+++ b/src/assets/licenses.json
@@ -55,6 +55,27 @@
     "link": "git+https://github.com/pmndrs/jotai.git",
     "installedFrom": "https://registry.npmjs.org/jotai/-/jotai-2.2.2.tgz"
   },
+  {
+    "name": "just-diff",
+    "licenseType": "MIT",
+    "author": "Angus Croll",
+    "link": "git+https://github.com/angus-c/just.git",
+    "installedFrom": "https://registry.npmjs.org/just-diff/-/just-diff-6.0.2.tgz"
+  },
+  {
+    "name": "just-diff-apply",
+    "licenseType": "MIT",
+    "author": "Angus Croll",
+    "link": "git+https://github.com/angus-c/just.git",
+    "installedFrom": "https://registry.npmjs.org/just-diff-apply/-/just-diff-apply-5.5.0.tgz"
+  },
+  {
+    "name": "qrcode.react",
+    "licenseType": "ISC",
+    "author": "Paul O’Shannessy <paul@oshannessy.com>",
+    "link": "git+https://github.com/zpao/qrcode.react.git",
+    "installedFrom": "https://registry.npmjs.org/qrcode.react/-/qrcode.react-3.1.0.tgz"
+  },
   {
     "name": "react",
     "licenseType": "MIT",