fix(event_handler): escape OpenAPI schema on Swagger UI

[rubenfonseca]

Issue number: #3599

Summary

Changes

Please provide a summary of what's being changed

Certain characters in the OpenAPI schema where breaking the Swagger UI.

Example:

@app.get("/todos/{todo_id}", description="Gets a Todo by `todo_id`")
def todo(todo_id: int):
  ...

User experience

Please share what the user experience looks like before and after this change

After this change, we escape the JSON generated before injecting it into the page.

Checklist

If your change doesn't seem to apply, please leave them unchecked.

• Meet tenets criteria
• I have performed a self-review of this change
• Changes have been tested
• Changes are documented
• PR title follows conventional commit semantics

Is this a breaking change?

RFC issue number:

Checklist:

• Migration process documented
• Implement warnings (if it can live side by side)

Acknowledgment

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

Disclaimer: We value your time and bandwidth. As such, any pull requests created on non-triaged issues might not be successful.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (083468d) 95.78% compared to head (978325f) 95.78%.
Report is 5 commits behind head on develop.

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #3606   +/-   ##
========================================
  Coverage    95.78%   95.78%           
========================================
  Files          210      210           
  Lines         9683     9686    +3     
  Branches      1774     1774           
========================================
+ Hits          9275     9278    +3     
  Misses         294      294           
  Partials       114      114           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[sonarcloud]

Quality Gate passed

Kudos, no new issues were introduced!

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

See analysis details on SonarCloud

[leandrodamascena]

Nice work @rubenfonseca!!! APPROVED!