get schema button

src/routes/CreateDeck.svelte

@@ -130,6 +130,25 @@
   function cancel() {
     push('/');
   }
+
+  let copied = false;
+  function copyJson() {
+    const payload = {
+      title,
+      description,
+      config,
+      questions: questions.map((q) => ({
+        prompt: q.prompt,
+        explanation: q.explanation,
+        answers: q.answers,
+        correct_answer_indices: q.correct_answer_indices,
+      })),
+    };
+    navigator.clipboard.writeText(JSON.stringify(payload, null, 2)).then(() => {
+      copied = true;
+      setTimeout(() => { copied = false; }, 2000);
+    });
+  }
 </script>
 
 <header class="page-header page-header-fixed">
@@ -166,7 +185,10 @@
               placeholder="Paste deck JSON (title, description, config, questions)"
               rows="8"
            ></textarea>
+            <div class="json-actions">
               <button type="button" class="btn btn-secondary" onclick={loadFromJson}>Load from JSON</button>
+              <button type="button" class="btn btn-secondary" onclick={copyJson}>{copied ? 'Copied!' : 'Copy JSON'}</button>
+            </div>
             {#if jsonError}
               <p class="error">{jsonError}</p>
             {/if}
@@ -291,6 +313,12 @@
     margin-bottom: 0.5rem;
   }
 
+  .json-actions {
+    display: flex;
+    gap: 0.5rem;
+    flex-wrap: wrap;
+  }
+
   .form-group {
     margin-bottom: 1rem;
   }