Updates CRA from v4 to v5 (#771)

waspc/ChangeLog.md

@@ -2,6 +2,9 @@
 
 ## v0.x.x.x (TBD)
 
+### BREAKING CHANGES
+- Updates Create React App from version 4.0.3 to 5.0.1. This brings many improvements as well as downstream library updates. It also has a list of possible breaking changes: https://github.com/facebook/create-react-app/blob/main/CHANGELOG.md
+
 ### [NEW FEATURE] Dockerfile customization
 
 You can now customize the default Wasp Dockerfile by either extending/replacing our build stages or using your own custom logic. To make use of this feature, simply add a Dockerfile to the root of your project and it will be appended to the bottom of the existing Wasp Dockerfile.

waspc/examples/todoApp/ext/Todo.js

@@ -106,7 +106,7 @@ const Task = (props) => {
           // cache is empty
           return [updatedTask];
         } else {
-          return oldTasks.map(task => task.id == updatedTask.id ? { ...task, ...updatedTask } : task)
+          return oldTasks.map(task => task.id === updatedTask.id ? { ...task, ...updatedTask } : task)
         }
       }
     }]

waspc/src/Wasp/Generator/WebAppGenerator.hs

@@ -105,10 +105,7 @@ npmDepsForWasp _spec =
             ("react-dom", "^17.0.2"),
             ("react-query", "^3.39.2"),
             ("react-router-dom", "^5.3.3"),
-            ("react-scripts", "4.0.3"),
-            -- NOTE: We need to specify this exact version of `react-error-overlay` for use with
-            -- `react-scripts` v4 due to this issue: https://github.com/facebook/create-react-app/issues/11773
-            ("react-error-overlay", "6.0.9")
+            ("react-scripts", "5.0.1")
           ],
       -- NOTE: In order to follow Create React App conventions, do not place any dependencies under devDependencies.
       -- See discussion here for more: https://github.com/wasp-lang/wasp/pull/621