Add empty placeholder for asset and custom property

[anuj-kumary]

Describe your changes:

Fixed all Playwright test failures that were caused by the No Data placeholder changes.

Type of change:

• Bug fix
• Improvement
• New feature
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation

High-level design:

N/A — small change.

Tests:

Use cases covered

Unit tests

Backend integration tests

Ingestion integration tests

Playwright (UI) tests

Manual testing performed

UI screen recording / screenshots:

Not applicable.

Checklist:

• I have read the CONTRIBUTING document.
• My PR title is Fixes <issue-number>: <short explanation>
• My PR is linked to a GitHub issue via Fixes #<issue-number> above.
• I have commented on my code, particularly in hard-to-understand areas.
• For JSON Schema changes: I updated the migration scripts or explained why it is not needed.
• For UI changes: I attached a screen recording and/or screenshots above.
• I have added tests (unit / integration / Playwright as applicable) and listed them above.

---

Summary by Gitar

• UI Enhancements:
  • Added empty asset placeholder icon and updated AssetsTabs component
  • Updated CustomPropertyTable component to use CreatePlaceholder with actions and custom descriptions
• Localization:
  • Added new locale keys for empty assets and custom properties across multiple language files

_{This will update automatically on new commits.}

Greptile Summary

Adds redesigned empty-state placeholders for linked assets and custom properties, including localized descriptions and actions.

• Adds an empty-asset illustration and entity-specific placeholder copy.
• Maps team asset placeholders to the correct localized team noun and adds unit coverage.
• Updates related classification styling, translations, and Playwright coverage.

Confidence Score: 5/5

The PR appears safe to merge.

No blocking failure remains.

Important Files Changed

Filename	Overview
openmetadata-ui/src/main/resources/ui/src/components/Glossary/GlossaryTerms/tabs/AssetsTabs.component.tsx	Replaces the generic empty-assets message with an entity-aware CreatePlaceholder and fixes the previously reported Team wording through the updated helper.
openmetadata-ui/src/main/resources/ui/src/utils/Assets/AssetsUtils.tsx	Adds an explicit Team mapping to getEntityTypeString, resolving the prior fallback to the data-product label.
openmetadata-ui/src/main/resources/ui/src/utils/Assets/AssetsUtils.test.ts	Adds focused coverage for entity label mappings, including the corrected Team behavior.
openmetadata-ui/src/main/resources/ui/src/components/common/CustomPropertyTable/CustomPropertyTable.tsx	Updates the empty custom-property presentation to use the shared actionable placeholder.
openmetadata-ui/src/main/resources/ui/src/locale/languages/en-us.json	Adds source strings for the new asset and custom-property empty states.

_{Reviews (13): Last reviewed commit: "fix lint issue" | Re-trigger Greptile}

[github-actions]

Jest test Coverage

UI tests summary

Lines	Statements	Branches	Functions
	65.67% (76800/116937)	49.55% (46115/93067)	50.76% (13892/27366)

[github-actions]

✅ Playwright Results — workflow succeeded

Validated commit 8fa3f2ce5e8d6a4cb1cecbaff6e433d4aabcd492 in Playwright run 30347166948, attempt 1.

✅ 909 passed · ❌ 0 failed · 🟡 1 flaky · ⏭️ 152 skipped · 🧰 0 lifecycle flaky

Performance

Blocking targets: ✅ met · Optimization targets: 🟡 in progress

Shard-job maxima below are not the full workflow wall time; the linked run includes build, fixture, planning, and reporting.

🕒 Full workflow signal wall (to summary) 42m 33s

⏱️ Max setup 2m 55s · max shard execution 18m 59s · max shard-job elapsed before upload 22m 16s · reporting 6s

🌐 194.17 requests/attempt · 2.48 app boots/UI scenario · 21.77% common-shard skew

Optimization targets still in progress:

• Common shard skew was 21.77% (convergence target: at most 15%).
• Application boot ratio was 2.48 per UI scenario (2375 boots / 956 scenarios; convergence target: at most 1).

Shard	Passed	Failed	Flaky	Skipped	Lifecycle failed	Lifecycle flaky
✅ Shard chromium-01	165	0	0	54	0	0
✅ Shard chromium-02	160	0	0	29	0	0
✅ Shard chromium-03	136	0	0	55	0	0
✅ Shard chromium-04	135	0	0	12	0	0
🟡 Shard chromium-05	175	0	1	0	0	0
✅ Shard data-asset-rules-01	61	0	0	0	0	0
✅ Shard domain-isolation-01	14	0	0	0	0	0
✅ Shard global-state-01	23	0	0	0	0	0
✅ Shard ingestion-01	1	0	0	0	0	0
✅ Shard reindex-01	2	0	0	0	0	0
✅ Shard search-01	10	0	0	0	0	0
✅ Shard search-rbac-01	27	0	0	2	0	0

🟡 1 flaky test(s) (passed on retry)

• Pages/Entity.spec.ts › Domain Propagation (shard chromium-05, 1 retry)

📦 Download artifacts

How to debug locally

# Download playwright-test-results-<shard> artifact and unzip
npx playwright show-trace path/to/trace.zip    # view trace

[sonarqubecloud]

Quality Gate passed for 'open-metadata-ui'

Issues
1216 New issues
0 Accepted issues

Measures
13 Security Hotspots
0.0% Coverage on New Code
3.0% Duplication on New Code

See analysis details on SonarQube Cloud

[gitar-bot]

Code Review ✅ Approved

Adds redesigned empty-state placeholders for asset tabs and custom-property tables, including localized labels and updated Playwright test specs. No issues found.

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