Add UUID dependency

frontend/pubspec.lock

@@ -49,6 +49,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.17.2"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      sha256: ff625774173754681d66daaf4a448684fb04b78f902da9cb3d308c19cc5e8bab
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.3"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -421,6 +429,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.10.0"
+  sprintf:
+    dependency: transitive
+    description:
+      name: sprintf
+      sha256: "1fc9ffe69d4df602376b52949af107d8f5703b77cda567c4d7d86a0693120f23"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.0"
   stack_trace:
     dependency: transitive
     description:
@@ -469,6 +485,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.2"
+  uuid:
+    dependency: "direct main"
+    description:
+      name: uuid
+      sha256: e03928880bdbcbf496fb415573f5ab7b1ea99b9b04f669c01104d085893c3134
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.0"
   vector_math:
     dependency: transitive
     description:

frontend/pubspec.yaml

@@ -43,6 +43,7 @@ dependencies:
   firebase_core: ^2.15.1
   firebase_auth: ^4.9.0
   google_sign_in: ^6.1.5
+  uuid: ^4.0.0
 
 dev_dependencies:
   flutter_test: