update

app.yaml

+runtime: python312
+
+instance_class: F2
+
+env: standard
+
+automatic_scaling:
+  target_cpu_utilization: 0.65
+
+entrypoint: gunicorn -b :$PORT app:app -w 4

requirements.txt

+blinker==1.6.3
+click==8.1.7
+colorama==0.4.6
+et-xmlfile==1.1.0
+Flask==3.0.0
+Flask-Cors==4.0.0
+itsdangerous==2.1.2
+Jinja2==3.1.2
+MarkupSafe==2.1.3
+numpy==1.26.1
+openpyxl==3.1.2
+pandas==2.1.1
+python-dateutil==2.8.2
+pytz==2023.3.post1
+six==1.16.0
+tzdata==2023.3
+Werkzeug==3.0.0
+xlrd==2.0.1
+gunicorn==20.0.4