Add sentry debug page

packages/web/pages/_debug/sentry.tsx

@@ -0,0 +1,23 @@
+import { Button } from '../../components/elements/Button'
+import {
+  BorderedFormInput,
+  FormLabel,
+} from '../../components/elements/FormElements'
+import { SpanBox, VStack } from '../../components/elements/LayoutPrimitives'
+import { StyledText } from '../../components/elements/StyledText'
+import { webBaseURL } from '../../lib/appConfig'
+
+export default function DebugShareTarget(): JSX.Element {
+  return (
+    <Button
+      type="submit"
+      style="ctaDarkYellow"
+      css={{ my: '$2' }}
+      onClick={(event) => {
+        throw new Error('test error for sentry')
+      }}
+    >
+      Submit
+    </Button>
+  )
+}