Merge pull request 'develop' (#3) from develop into main

Reviewed-on: #3

.gitignore

@@ -1,2 +1,3 @@
 develop.md
 .env
+/tmp

app/models/workout.py

@@ -1,3 +1,6 @@
+from . import db
+from datetime import datetime
+
 class User(db.Model):
     __tablename__ = 'users'
 

app/services/__init__.py

@@ -0,0 +1,2 @@
+from app.repositories.workout_repository import WorkoutRepository
+from app.models.workout import Workout

app/services/workout_service.py

@@ -0,0 +1,15 @@
+from app.repositories.workout_repository import WorkoutRepository
+from app.models.workout import Workout
+
+class WorkoutService:
+    def __init__(self):
+        self.workout_repository = WorkoutRepository()
+
+    def get_all_workouts(self):
+        return self.workout_repository.get_all()
+
+    def get_workout_by_id(self, workout_id):
+        workout = self.workout_repository.get_by_id(workout_id)
+        if not workout:
+            return None
+        return workout