feat(typing): Remove "libs" from pyright exclude and fix typing errors (#26423)

Co-authored-by: google-labs-jules[bot] <161369871+google-labs-jules[bot]@users.noreply.github.com>

api/libs/external_api.py

         got_request_exception.send(current_app, exception=e)
 
         status_code = 500
-        data = getattr(e, "data", {"message": http_status_message(status_code)})
+        data: dict[str, Any] = getattr(e, "data", {"message": http_status_message(status_code)})
 
         # 🔒 Normalize non-mapping data (e.g., if someone set e.data = Response)
         if not isinstance(data, dict):

api/libs/gmpy2_pkcs10aep_cipher.py

 from Crypto import Random
 from Crypto.Signature.pss import MGF1
 from Crypto.Util.number import bytes_to_long, ceil_div, long_to_bytes
-from Crypto.Util.py3compat import _copy_bytes, bord
+from Crypto.Util.py3compat import bord
 from Crypto.Util.strxor import strxor
 
 
         else:
             self._mgf = lambda x, y: MGF1(x, y, self._hashObj)
 
-        self._label = _copy_bytes(None, None, label)
+        self._label = bytes(label)
         self._randfunc = randfunc
 
     def can_encrypt(self):
         # Step 2b
         ps = b"\x00" * ps_len
         # Step 2c
-        db = lHash + ps + b"\x01" + _copy_bytes(None, None, message)
+        db = lHash + ps + b"\x01" + bytes(message)
         # Step 2d
         ros = self._randfunc(hLen)
         # Step 2e

api/libs/sendgrid.py

 
     def send(self, mail: dict):
         logger.debug("Sending email with SendGrid")
-
+        _to = ""
         try:
             _to = mail["to"]
 
             content = Content("text/html", mail["html"])
             sg_mail = Mail(from_email, to_email, subject, content)
             mail_json = sg_mail.get()
-            response = sg.client.mail.send.post(request_body=mail_json)  # ty: ignore [call-non-callable]
+            response = sg.client.mail.send.post(request_body=mail_json)  # type: ignore
             logger.debug(response.status_code)
             logger.debug(response.body)
             logger.debug(response.headers)

api/pyrightconfig.json

     "migrations/",
     "core/rag",
     "extensions",
-    "libs",
     "controllers/console/datasets",
     "core/ops",
     "core/model_runtime",