Initial commit: Notes Manager App (notes.braetter-int.de)

- Python/Flask Backend
- SQLAlchemy Models (notes, tasks, templates, users)
- Gunicorn + Nginx Deploy-Konfiguration
- Static Assets (CSS/JS)
- Jinja2 Templates

gunicorn.conf.py

@@ -0,0 +1,4 @@
+bind = "127.0.0.1:5000"
+workers = 2
+threads = 4
+timeout = 120