fix: Add DragBin alias to pastebin

DragMusic/utils/pastebin.py

@@ -3,10 +3,17 @@ import aiohttp
 async def paste(text: str) -> str:
     """Pastes the given text to a pastebin service and returns the link."""
     async with aiohttp.ClientSession() as session:
-        # Using a simple, no-login-required pastebin service
-        response = await session.post("https://hastebin.com/documents", data=text.encode("utf-8"))
-        if response.status == 200:
+        # Using a simple, no-login-required pastebin service like hastebin
+        try:
+            response = await session.post("https://hastebin.com/documents", data=text.encode('utf-8'))
+            response.raise_for_status()  # Will raise an exception for 4xx/5xx status
             result = await response.json()
             return f"https://hastebin.com/{result['key']}"
-        else:
-            return "Failed to paste the content."
+        except aiohttp.ClientError:
+            return "Failed to connect to pastebin service."
+        except Exception:
+            # Fallback for other errors, e.g., if the service changes its response
+            return "Failed to paste the content due to an unknown error."
+
+# Alias for other parts of the code that expect DragBin
+DragBin = paste