feat(parser): Exported the parse function from the parser

[sdangol]

Summary

This PR exports the parse function from the parser package and adds unit tests to check the functionality of the parse function when invoked directly. This was done to be able to do manual parsing if needed

Changes

Please provide a summary of what's being changed

• Added an export for the parse function
• Added the same test cases as the tests for the middleware but directly invoking the parse function

Please add the issue number below, if no issue is present the PR might get blocked and not be reviewed

Issue number: closes #4263

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[dreamorosi]

Thank you!