Explicitly defined CORS paths

[Veggissss]

This PR includes:

• Added CORS configuration to all application paths (/login, /register, /graphql etc).
• Excluding /graphiql since it should only be accessed directly and for debugging.^

As well as:

• Fixed a bug that prevented from adding Attributes to a review
• Unit tests for Attributes fixed

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud