Implemented bulk upload by passing a json structure. Added delete all channels, groups and priorities

app/models/__init__.py

@@ -1,4 +1,4 @@
-from .db import Base, ChannelDB, ChannelURL, Group
+from .db import Base, ChannelDB, ChannelURL, Group, Priority
 from .schemas import (
     ChannelCreate,
     ChannelResponse,
@@ -20,6 +20,7 @@ __all__ = [
     "ChannelURLCreate",
     "ChannelURLResponse",
     "Group",
+    "Priority",
     "GroupCreate",
     "GroupResponse",
     "GroupUpdate",

app/models/db.py

@@ -39,6 +39,8 @@ class SQLiteUUID(TypeDecorator):
     def process_result_value(self, value, dialect):
         if value is None:
             return value
+        if isinstance(value, uuid.UUID):
+            return value
         return uuid.UUID(value)
 
     def compare_values(self, x, y):