feat: add chore, kindness, and penalty management components

- Implemented ChoreAssignView for assigning chores to children.
- Created ChoreConfirmDialog for confirming chore completion.
- Developed KindnessAssignView for assigning kindness acts.
- Added PenaltyAssignView for assigning penalties.
- Introduced ChoreEditView and ChoreView for editing and viewing chores.
- Created KindnessEditView and KindnessView for managing kindness acts.
- Developed PenaltyEditView and PenaltyView for managing penalties.
- Added TaskSubNav for navigation between chores, kindness acts, and penalties.

backend/models/pending_confirmation.py

@@ -0,0 +1,43 @@
+from dataclasses import dataclass
+from typing import Literal, Optional
+from models.base import BaseModel
+
+
+PendingEntityType = Literal['chore', 'reward']
+PendingStatus = Literal['pending', 'approved', 'rejected']
+
+
+@dataclass
+class PendingConfirmation(BaseModel):
+    child_id: str
+    entity_id: str
+    entity_type: PendingEntityType
+    user_id: str
+    status: PendingStatus = "pending"
+    approved_at: Optional[str] = None  # ISO 8601 UTC timestamp, set on approval
+
+    @classmethod
+    def from_dict(cls, d: dict):
+        return cls(
+            child_id=d.get('child_id'),
+            entity_id=d.get('entity_id'),
+            entity_type=d.get('entity_type'),
+            user_id=d.get('user_id'),
+            status=d.get('status', 'pending'),
+            approved_at=d.get('approved_at'),
+            id=d.get('id'),
+            created_at=d.get('created_at'),
+            updated_at=d.get('updated_at')
+        )
+
+    def to_dict(self):
+        base = super().to_dict()
+        base.update({
+            'child_id': self.child_id,
+            'entity_id': self.entity_id,
+            'entity_type': self.entity_type,
+            'user_id': self.user_id,
+            'status': self.status,
+            'approved_at': self.approved_at
+        })
+        return base