diff --git a/package-lock.json b/package-lock.json
index 58094c5..4727154 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,6 +15,8 @@
         "@testing-library/react": "^13.4.0",
         "@testing-library/user-event": "^13.5.0",
         "axios": "^1.5.0",
+        "dexie": "^3.2.4",
+        "dexie-react-hooks": "^1.1.6",
         "file-saver": "^2.0.5",
         "html-to-image": "^1.11.11",
         "jsonschema": "^1.4.1",
@@ -7334,6 +7336,24 @@
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
       "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A=="
     },
+    "node_modules/dexie": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/dexie/-/dexie-3.2.4.tgz",
+      "integrity": "sha512-VKoTQRSv7+RnffpOJ3Dh6ozknBqzWw/F3iqMdsZg958R0AS8AnY9x9d1lbwENr0gzeGJHXKcGhAMRaqys6SxqA==",
+      "engines": {
+        "node": ">=6.0"
+      }
+    },
+    "node_modules/dexie-react-hooks": {
+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/dexie-react-hooks/-/dexie-react-hooks-1.1.6.tgz",
+      "integrity": "sha512-xSblWtmPwhafWNWMECsW7zMMmBu8goH3QqTxEfwBNoNG1mgsM0oFclippev7ss9HhKICqBwTjgqpscci5Ed4mA==",
+      "peerDependencies": {
+        "@types/react": ">=16",
+        "dexie": "^3.2 || ^4.0.1-alpha",
+        "react": ">=16"
+      }
+    },
     "node_modules/didyoumean": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/didyoumean/-/didyoumean-1.2.2.tgz",
diff --git a/package.json b/package.json
index d6908cd..0f3083c 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,8 @@
     "@testing-library/react": "^13.4.0",
     "@testing-library/user-event": "^13.5.0",
     "axios": "^1.5.0",
+    "dexie": "^3.2.4",
+    "dexie-react-hooks": "^1.1.6",
     "file-saver": "^2.0.5",
     "html-to-image": "^1.11.11",
     "jsonschema": "^1.4.1",
diff --git a/public/favicon.ico b/public/favicon.ico
index a11777c..92677a4 100644
Binary files a/public/favicon.ico and b/public/favicon.ico differ
diff --git a/public/logo192.png b/public/logo192.png
deleted file mode 100644
index fc44b0a..0000000
Binary files a/public/logo192.png and /dev/null differ
diff --git a/public/logo512.png b/public/logo512.png
deleted file mode 100644
index a4e47a6..0000000
Binary files a/public/logo512.png and /dev/null differ