Merge pull request 'fix(test): fix context image url path' (#6) from web into main

Reviewed-on: #6

src/pages/student/practice/Test.tsx

@@ -1703,11 +1703,10 @@ export const Test = () => {
                           </p>
                         </div>
                       )}
-                      {currentQuestion?.context_image_url &&
-                        currentQuestion.context_image_url !== "NULL" && (
+                      {currentQuestion?.context_image_url && (
                         <div className="t-card p-6">
                           <img
-                              src="https://placehold.co/600x400"
+                            src={currentQuestion.context_image_url}
                             alt="Question context"
                             className="w-full h-auto rounded-xl"
                           />
@@ -1755,18 +1754,16 @@ export const Test = () => {
                       </div>
                     ) : (
                       <>
-                        {currentQuestion?.context_image_url &&
-                          currentQuestion.context_image_url !== "NULL" && (
+                        {currentQuestion?.context_image_url && (
                           <div className="t-card p-6">
                             <img
-                                src="https://placehold.co/600x400"
+                              src={currentQuestion.context_image_url}
                               alt="Question context"
                               className="w-full h-auto rounded-xl"
                             />
                           </div>
                         )}
-                        {currentQuestion?.context &&
-                          currentQuestion.context !== "NULL" && (
+                        {currentQuestion?.context && (
                           <div className="t-card p-6">
                             <HighlightableRichText
                               fieldKey={`${currentQuestion?.id ?? "unknown"}:context`}