Modify Bitwarden client to handle missing email

Remove email parameter requirement and fetch email if not provided.

Author: Nemirtingas

src/vaultwarden/clients/bitwarden.py

@@ -22,7 +22,7 @@ def __init__(
     ):
         # if one of the parameters is None, raise an exception
         if not all(
-            [url, email, password, client_id, client_secret, device_id]
+            [url, password, client_id, client_secret, device_id]
         ):
             raise BitwardenError("All parameters are required")
         self.email = email
@@ -96,6 +96,17 @@ def _set_connect_token(self):
             "identity/connect/token", headers=headers, data=payload
         )
         self._connect_token = ConnectToken.model_validate_json(resp.text)
+
+        if self.email is None:
+            headers = {
+                "Authorization": f"Bearer {self._connect_token.access_token}",
+                "content-type": "application/json; charset=utf-8",
+                "Accept": "*/*",
+            }
+            resp = self._http_client.get(
+                "api/accounts/profile", headers=headers)
+            self.email = resp.json()["email"]
+        
         import vaultwarden.models.bitwarden
 
         self._connect_token.master_key = make_master_key(