internal: Add lints for promises (#3733)

* Add lints for floating and misued promises

* Add logging async errors in main

* Add async error catch in test-utils

* Change any to unknown

* Trap promise errors and ignore more await warnings

* Add more ignores and toSync helper

* Fix more lint warnings

* Add more ignores and fixes

* Add more reject reporting

* Add accepting arbitrary parameters to toSync()

* Fix more lints

* Revert unintentional change to non-arrow function

* Revert unintentional change to use arrow function

* Fix new warnings in main with auto updater

* Fix formatting

* Change lints to error

This is what the recommended type checked rules do.

* Fix to properly report promise rejections

* Fix formatting

* Fix formatting

* Remove unused import

* Remove unused convenience function

* Move type helpers

* Fix to not return promise when caller doesn't expect it

* Add ignores to lsp code

src/routes/Onboarding/Introduction.tsx

@@ -13,6 +13,8 @@ import { IndexLoaderData } from 'lib/types'
 import { PATHS } from 'lib/paths'
 import { useFileContext } from 'hooks/useFileContext'
 import { useLspContext } from 'components/LspProvider'
+import { reportRejection } from 'lib/trap'
+import { toSync } from 'lib/utils'
 
 /**
  * Show either a welcome screen or a warning screen
@@ -80,7 +82,7 @@ function OnboardingWarningDesktop(props: OnboardingResetWarningProps) {
       <OnboardingButtons
         className="mt-6"
         dismiss={dismiss}
-        next={onAccept}
+        next={toSync(onAccept, reportRejection)}
         nextText="Make a new project"
       />
     </>
@@ -102,14 +104,14 @@ function OnboardingWarningWeb(props: OnboardingResetWarningProps) {
       <OnboardingButtons
         className="mt-6"
         dismiss={dismiss}
-        next={async () => {
+        next={toSync(async () => {
           // We do want to update both the state and editor here.
           codeManager.updateCodeStateEditor(bracket)
           await codeManager.writeToFile()
 
           await kclManager.executeCode(true)
           props.setShouldShowWarning(false)
-        }}
+        }, reportRejection)}
         nextText="Overwrite code and continue"
       />
     </>