first push

backend/models/TrainingProject.py

@@ -0,0 +1,28 @@
+from database.database import db
+
+class TrainingProject(db.Model):
+    __tablename__ = 'training_project'
+    
+    project_id = db.Column(db.Integer, primary_key=True, unique=True, autoincrement=True)
+    title = db.Column(db.String(255), nullable=False)
+    description = db.Column(db.String(500))
+    classes = db.Column(db.JSON, nullable=False)
+    project_image = db.Column(db.LargeBinary)
+    project_image_type = db.Column(db.String(100))
+    
+    def to_dict(self):
+        result = {
+            'project_id': self.project_id,
+            'title': self.title,
+            'description': self.description,
+            'classes': self.classes,
+            'project_image_type': self.project_image_type
+        }
+        if self.project_image:
+            import base64
+            base64_data = base64.b64encode(self.project_image).decode('utf-8')
+            mime_type = self.project_image_type or 'image/png'
+            result['project_image'] = f'data:{mime_type};base64,{base64_data}'
+        else:
+            result['project_image'] = None
+        return result