Enhance Validations and add Code-Highlighter

[asmasarw]

• FLPATH-4260 | [DCM] Rego code field has no monospace font or syntax highlighting
• FLPATH-4290 | [DCM] No duplicate field path validation for catalog items
• FLPATH-4286 | [DCM] No Rego syntax validation
• FLPATH-4291 | [DCM] No client-side validation of instance field values against JSON Schema
• FLPATH-4251 | [DCM] [Code-only] Invalid JSON in catalog item field default_value silently coerced to string
• FLPATH-4281 | [DCM] Rego code field uses proportional font

[rhdh-gh-app]

Changed Packages

Package Name	Package Path	Changeset Bump	Current Version
@red-hat-developer-hub/backstage-plugin-dcm	workspaces/dcm/plugins/dcm	patch	v1.0.0

[codecov]

Codecov Report

❌ Patch coverage is 45.16129% with 119 lines in your changes missing coverage. Please review.
✅ Project coverage is 53.55%. Comparing base (55e9b9d) to head (54b32a8).
⚠️ Report is 3 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3265      +/-   ##
==========================================
- Coverage   53.57%   53.55%   -0.02%     
==========================================
  Files        2407     2407              
  Lines       86535    86714     +179     
  Branches    23960    24033      +73     
==========================================
+ Hits        46361    46444      +83     
- Misses      38593    38676      +83     
- Partials     1581     1594      +13     

Flag	Coverage Δ		*Carryforward flag
adoption-insights	83.58% <ø> (ø)		Carriedforward from 55e9b9d
ai-integrations	70.03% <ø> (ø)		Carriedforward from 55e9b9d
app-defaults	69.60% <ø> (ø)		Carriedforward from 55e9b9d
augment	46.39% <ø> (ø)		Carriedforward from 55e9b9d
bulk-import	72.86% <ø> (ø)		Carriedforward from 55e9b9d
cost-management	16.49% <ø> (ø)		Carriedforward from 55e9b9d
dcm	45.48% <45.16%> (+0.07%)	⬆️
extensions	61.79% <ø> (ø)		Carriedforward from 55e9b9d
global-floating-action-button	74.30% <ø> (ø)		Carriedforward from 55e9b9d
global-header	61.63% <ø> (ø)		Carriedforward from 55e9b9d
homepage	51.52% <ø> (ø)		Carriedforward from 55e9b9d
konflux	91.01% <ø> (ø)		Carriedforward from 55e9b9d
lightspeed	68.33% <ø> (ø)		Carriedforward from 55e9b9d
mcp-integrations	85.46% <ø> (ø)		Carriedforward from 55e9b9d
orchestrator	36.60% <ø> (ø)		Carriedforward from 55e9b9d
quickstart	62.88% <ø> (ø)		Carriedforward from 55e9b9d
sandbox	79.56% <ø> (ø)		Carriedforward from 55e9b9d
scorecard	83.84% <ø> (ø)		Carriedforward from 55e9b9d
theme	64.54% <ø> (ø)		Carriedforward from 55e9b9d
translations	8.49% <ø> (ø)		Carriedforward from 55e9b9d
x2a	78.79% <ø> (ø)		Carriedforward from 55e9b9d

*This pull request uses carry forward flags. Click here to find out more.

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[sonarqubecloud]

Quality Gate passed

Issues
1 New issue
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