Added the Services layer to the code to do the database operation

src/pilgrim/models/entry.py

@@ -1,3 +1,5 @@
+from typing import Any
+
 from sqlalchemy import Column, Integer, String, ForeignKey
 from sqlalchemy.orm import relationship
 
@@ -16,3 +18,11 @@ class Entry(Base):
         secondary=photo_entry_association,
         back_populates="entries")
     fk_TravelDiary_id = Column(Integer, ForeignKey("TravelDiary.id"))
+    def __init__(self, title: str, text: str, date: str, travel_diary_id: int, **kw: Any):
+        super().__init__(**kw)
+        self.title = title
+        self.text = text
+        self.date = date
+        self.fk_TravelDiary_id = travel_diary_id
+
+

src/pilgrim/models/travel_diary.py

@@ -1,3 +1,5 @@
+from typing import Any
+
 from sqlalchemy import Column, String, Integer
 
 from ..database import Base
@@ -6,3 +8,7 @@ class TravelDiary(Base):
     __tablename__ = "TravelDiary"
     id = Column(Integer, primary_key=True)
     name = Column(String)
+
+    def __init__(self, name: str, **kw: Any):
+        super().__init__(**kw)
+        self.name = name