updates, back and front

backend/app/__init__.py

@@ -1,6 +1,7 @@
 import os
 
-from flask import Flask, send_from_directory
+from flask import Flask, send_from_directory, jsonify
+from werkzeug.exceptions import HTTPException, NotFound, BadRequest
 from sqlalchemy import text
 
 from .extensions import db, migrate, cors
@@ -35,6 +36,21 @@ def create_app(config_name=None):
         if path and os.path.exists(os.path.join(static_folder, path)):
             return send_from_directory(static_folder, path)
         return send_from_directory(static_folder, 'index.html')
+    
+    @app.errorhandler(404)
+    def not_found(e):
+        return jsonify({'error': 'Resource not found', 'message': str(e)}), 404
+
+    @app.errorhandler(400)
+    def bad_request(e):
+        return jsonify({'error': 'Bad request', 'message': str(e)}), 400
+
+    @app.errorhandler(Exception)
+    def handle_exception(e):
+        if isinstance(e, HTTPException):
+            return jsonify({'error': e.name, 'message': e.description}), e.code
+        app.logger.error(f"Unhandled exception: {str(e)}", exc_info=True)
+        return jsonify({'error': 'Internal server error', 'message': 'An unexpected error occurred'}), 500
 
     return app
 

backend/app/models.py

@@ -1,5 +1,5 @@
 from .extensions import db
-from datetime import datetime, date
+from datetime import datetime, date, timezone
 
 
 class Project(db.Model):
@@ -11,7 +11,7 @@ class Project(db.Model):
     description = db.Column(db.Text)
     drive_url   = db.Column(db.String(500))
     archived_at = db.Column(db.DateTime, nullable=True)
-    created_at  = db.Column(db.DateTime, default=datetime.utcnow)
+    created_at  = db.Column(db.DateTime, default=lambda: datetime.now(timezone.utc))
 
     deliverables = db.relationship(
         'Deliverable',
@@ -49,7 +49,7 @@ class Deliverable(db.Model):
     title      = db.Column(db.String(300), nullable=False)
     due_date   = db.Column(db.Date, nullable=False)
     status     = db.Column(db.String(20), nullable=False, default='upcoming')
-    created_at = db.Column(db.DateTime, default=datetime.utcnow)
+    created_at = db.Column(db.DateTime, default=lambda: datetime.now(timezone.utc))
 
     def effective_status(self):
         """

backend/app/routes/projects.py

@@ -1,7 +1,7 @@
 from flask import Blueprint, jsonify, request
 from ..models import Project, Deliverable
 from ..extensions import db
-from datetime import date, datetime
+from datetime import date, datetime, timezone
 
 projects_bp = Blueprint('projects', __name__)
 
@@ -57,7 +57,7 @@ def update_project(id):
 @projects_bp.route('/projects/<int:id>/archive', methods=['PATCH'])
 def archive_project(id):
     project = Project.query.get_or_404(id)
-    project.archived_at = datetime.utcnow()
+    project.archived_at = datetime.now(timezone.utc)
     db.session.commit()
     return jsonify(project.to_dict())