[10-10EZ] Add download_pdf endpoint for 10-10EZ

[coope93]

Summary

• This work is behind a feature toggle (flipper): NO
• Add new download_pdf endpoint in the health_care_applications_controller that receives a post body of form data and generates and fills out a 10-10EZ form pdf that is returned in the response.
• 1010 Health Apps

Related issue(s)

• [10-10EZ] Add download_pdf endpoint for 10-10EZ #20968

Testing done

• New code is covered by unit tests
• Describe what the old behavior was prior to the change
• Describe the steps required to verify your changes are working as expected. Exclusively stating 'Specs run' is NOT acceptable as appropriate testing
• If this work is behind a flipper:
  • Tests need to be written for both the flipper on and flipper off scenarios. Docs.
  • What is the testing plan for rolling out the feature?

Screenshots

Note: Optional

What areas of the site does it impact?

(Describe what parts of the site are impacted andifcode touched other areas)

Acceptance criteria

• I fixed|updated|added unit tests and integration tests for each feature (if applicable).
• No error nor warning in the console.
• Events are being sent to the appropriate logging solution
• Documentation has been updated (link to documentation)
• No sensitive information (i.e. PII/credentials/internal URLs/etc.) is captured in logging, hardcoded, or specs
• Feature/bug has a monitor built into Datadog (if applicable)
• If app impacted requires authentication, did you login to a local build and verify all authenticated routes work as expected
• I added a screenshot of the developed feature

[JoshingYou1]

LGTM! Do we want to add this new route to the swagger docs?

[coope93]

LGTM! Do we want to add this new route to the swagger docs?
Yep, good callout on that. Thanks!

[rjohnson2011]

Looks like there's some PDF errors in the tests. Rerunning to see if anything changes.

[rjohnson2011]

Just updated the branch to see if that helps the failing test.