Approve & reject proposal e2e (#298)

src/components/chat/ChatInput.tsx

@@ -673,6 +673,7 @@ function ChatInputActions({
             variant="outline"
             onClick={onApprove}
             disabled={!isApprovable || isApproving || isRejecting}
+            data-testid="approve-proposal-button"
           >
             {isApproving ? (
               <Loader2 size={16} className="mr-1 animate-spin" />
@@ -687,6 +688,7 @@ function ChatInputActions({
             variant="outline"
             onClick={onReject}
             disabled={!isApprovable || isApproving || isRejecting}
+            data-testid="reject-proposal-button"
           >
             {isRejecting ? (
               <Loader2 size={16} className="mr-1 animate-spin" />

src/components/preview_panel/PreviewIframe.tsx

@@ -464,6 +464,7 @@ export const PreviewIframe = ({ loading }: { loading: boolean }) => {
           </div>
         ) : (
           <iframe
+            data-testid="preview-iframe-element"
             onLoad={() => {
               setErrorMessage(undefined);
             }}