[WebApp] Setup Grafana

[HermanPlay]

🎯 Objective

What is the purpose of this issue? Describe the problem to be solved or the feature to be implemented.

📋 Task Description

Detailed explanation of what needs to be done, including:

• Specific actions or steps required.
• Technical details or constraints.
• Any relevant diagrams, mockups, or references.

✅ Definition of Done (DoD)

The issue is considered complete when all the following criteria are met:

• All specified functionality is implemented.
• Code is tested with unit/integration tests, achieving at least the required coverage.
• The solution is reviewed and approved by at least one team member.
• Documentation (if necessary) is updated (e.g., README, inline comments, API docs).
• No known bugs or issues are present.
• Code follows the project's style guidelines and best practices.
• Deployed and verified in the staging environment (if applicable).

📌 Out of Scope

Clarify what is explicitly NOT included in this issue to avoid scope creep.

🔗 Dependencies

• List any dependencies that need to be resolved before this issue can be completed.
• Include links to related issues or pull requests.

⚙️ Technical Notes

Any technical considerations, such as architectural decisions, third-party tools, or libraries to be used.

💡 Additional Context

Include any additional information that could help in the implementation, such as:

• Links to designs, specifications, or relevant discussions.
• Performance, security, or usability considerations.

👥 Assignees

• Who is responsible for this issue?

📅 Estimated Time

Optional: Estimated time required to complete the task.

📝 Comments

Any other notes, questions, or comments related to the issue.

[HermanPlay]

Completed in ReMarket-SE2/devops#12