Setup an integration environment for frontend applicationsE5

### Setup an integration environment for frontend applications

**Description**:
Create an integration environment for the frontend applications associated with the Online Banking Service. This will involve configuring a staging area where frontend changes can be tested and validated before going live.

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**Requirements**:
- Establish a separate frontend environment that replicates production conditions.
- Ensure that frontend applications can communicate with the backend services in the integration environment.
- Document the setup process and any required configurations.
- Fully define the integration and deployment environments for frontend application(s), where they can be deployed for demos and deeper testing.
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**Acceptance Criteria**:
- The integration environment for frontend applications is fully functional.
- All frontend applications are deployable to the integration environment without issues.
- Documentation is provided for future reference.

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**Estimate**: 8