Expression validation

[bjosttveit]

Description

Validation using expressions. This feature requires app-lib v8, see: Altinn/app-lib-dotnet#311.

• Fetches validation config <dataType>.validation.json from app backend.
• Runs expression validations along side other types of validations.
• Added argv expression to get positional arguments passed to an expression. (used to get the dataModel field the validation is for)

Related Issue(s)

• closes Validering ved hjelp av dynamikk #726

Verification/QA

• Manual functionality testing
  • I have tested these changes manually
  • Creator of the original issue (or service owner) has been contacted for manual testing (or will be contacted when released in alpha)
  • No testing done/necessary
• Automated tests
  • Unit test(s) have been added/updated
  • Cypress E2E test(s) have been added/updated
  • No automatic tests are needed here (no functional changes/additions)
  • I want someone to help me make some tests
• UU/WCAG (follow these guidelines until we have our own)
  • I have tested with a screen reader/keyboard navigation/automated wcag validator
  • No testing done/necessary (no DOM/visual changes)
  • I want someone to help me perform accessibility testing
• User documentation @ altinn-studio-docs
  • Has been added/updated
  • No functionality has been changed/added, so no documentation is needed
  • I will do that later/have created an issue
• Support in Altinn Studio
  • Issue(s) created for support in Studio
  • This change/feature does not require any changes to Altinn Studio
• Sprint board
  • The original issue (or this PR itself) has been added to the Team Apps project and to the current sprint board
  • I don't have permissions to do that, please help me out
• Labels
  • I have added a kind/* label to this PR for proper release notes grouping
  • I don't have permissions to add labels, please help me out

[olemartinorg]

You're a mean, clean-coding machine, @bjosttveit! 🙌 🤩 🥳 Well done!!

[lassopicasso]

FYI: The following PR fixes the cy-test of grid; #1551

[sonarqubecloud]

SonarCloud Quality Gate failed.   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
1 Code Smell

62.9% Coverage
0.0% Duplication

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