Added in_use and priority_id field for channels urls. Added priorities table. Setup sql alchemy migration. Generate first migration.

infrastructure/userdata.sh

@@ -16,6 +16,12 @@ cd iptv-updater-aws
 # Install Python packages with --ignore-installed to prevent conflicts with RPM packages
 pip3 install --ignore-installed -r requirements.txt
 
+# Run database migrations
+alembic upgrade head
+
+# Seed initial priorities
+python3 -c "from app.utils.database import SessionLocal; from app.models.db import Priority; db = SessionLocal(); db.add_all([Priority(id=100, description='High'), Priority(id=200, description='Medium'), Priority(id=300, description='Low')]); db.commit()"
+
 # Create systemd service file
 cat << 'EOF' > /etc/systemd/system/iptv-updater.service
 [Unit]