feat(auth): Add OAuth2 authentication

secnex/kit/models/application.py

@@ -0,0 +1,28 @@
+from __future__ import annotations
+
+from datetime import datetime
+from typing import Any, Optional
+
+class Application:
+    def __init__(self, id: str, name: str, secret: str, tenant_id: str, expires_at: datetime | str | None, created_at: datetime | str, updated_at: datetime | str, deleted_at: datetime | str | None) -> None:
+        self.id = id
+        self.name = name
+        self.secret = secret
+        self.tenant_id = tenant_id
+        self.expires_at = expires_at
+        self.created_at = self._parse_datetime(created_at)
+        self.updated_at = self._parse_datetime(updated_at)
+        self.deleted_at = self._parse_datetime(deleted_at) if deleted_at is not None else None
+        
+    def __str__(self) -> str:
+        return f"{self.name} - {self.id} - {self.secret} - {self.tenant_id} - {self.expires_at} - {self.created_at} - {self.updated_at} - {self.deleted_at}"
+
+    @staticmethod
+    def _parse_datetime(value: Any) -> Any:
+        if isinstance(value, datetime):
+            return value
+        if isinstance(value, str):
+            try:
+                return datetime.fromisoformat(value)
+            except ValueError:
+                return value