Requirements

1. Development environment:
Microsoft 365 developer subscription required.
Use Azure Active Directory (AAD) for authentication and authorization.
APIs and SDKs: Integration using SharePoint REST API or Microsoft Graph API.
NET, JavaScript, and other major development languages.
2. Storage and permissions: Configure SharePoint sites and document libraries.
Ensure that user permissions and access controls meet business needs.
3. Data Migration: If you need to migrate data from existing systems, plan migration tools and processes.
4. Deployment and O&M: Support for hybrid Azure and local deployments.
Use Azure Monitor and Log Analytics for monitoring and troubleshooting.
5. Ensure that AAD and application permissions are properly configured.
Be aware of API call frequency limits and quotas.
Check network connectivity and data synchronization settings.