Associated docs

Link to the associated Trello task: [TASK] Feedback para o front enquanto cria a sessão

Changes

• Add loading when creating session
• fix container height

Change type

• Bug fix
• New feature
• Build (Change on configuration)
• Breaking change (Change with potential of breaking a part of the project)
• This change requires a change on documentation

Screenshots

Code quality

• My code follows the defined guidelines
• I have reviewed and tested my code
• My changes don't cause new warnings
• My code has relevant tests
• My unit tests are passing