Update app.py

app.py

@@ -252,19 +252,33 @@ def build_interface():
             outputs=[prompt_output, quality_report, token_stats],
             api_name="generate"
         )
-
-        if pyperclip:
-            copy_btn.click(
-                lambda x: pyperclip.copy(x) if x else None,
-                inputs=prompt_output,
-                outputs=None
-            )
-        else:
-            copy_btn.click(
-                lambda: "Copy functionality not available (pyperclip not installed)",
-                inputs=None,
-                outputs=status_msg
-            )
+        
+        # Implement browser-based clipboard functionality instead of pyperclip
+        copy_btn.click(
+            None,  # No Python function needed
+            inputs=prompt_output,
+            outputs=None,
+            _js="""
+            (text) => {
+                if (!text) return;
+                navigator.clipboard.writeText(text)
+                    .then(() => {
+                        // Show temporary success message
+                        const button = document.querySelector("button:contains('Copy')");
+                        const originalText = button.innerText;
+                        button.innerText = "✓ Copied!";
+                        setTimeout(() => {
+                            button.innerText = originalText;
+                        }, 2000);
+                    })
+                    .catch(err => {
+                        console.error('Failed to copy: ', err);
+                        alert('Copy failed. Please select and copy manually.');
+                    });
+                return;
+            }
+            """
+        )
 
     return app