Tidy up test JSON options

[myieye]

JSON Serializer options should generally be reused and not instantiated on demand.
There were also some open TODOs regarding reusing options.

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📥 Commits

Reviewing files that changed from the base of the PR and between ef484ee and f208f91.

📒 Files selected for processing (7)

• backend/FwLite/FwLiteProjectSync.Tests/ProjectSnapshotSerializationTests.cs (2 hunks)
• backend/FwLite/FwLiteProjectSync.Tests/Sena3SyncTests.cs (2 hunks)
• backend/FwLite/LcmCrdt.Tests/Changes/ChangeSerializationTests.cs (8 hunks)
• backend/FwLite/LcmCrdt.Tests/Data/BaseSerializationTest.cs (3 hunks)
• backend/FwLite/LcmCrdt.Tests/Data/MigrationTests.cs (3 hunks)
• backend/FwLite/LcmCrdt.Tests/Data/SnapshotDeserializationTests.cs (7 hunks)
• backend/FwLite/MiniLcm.Tests/RichText/ColorJsonConverterTests.cs (2 hunks)

✨ Finishing touches

• 📝 Generate docstrings

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch tidy-up-test-json-options

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Build	Status	Details	Updated (UTC)
default (Inspect)	✅ No changes detected	-	Oct 6, 2025, 9:03 AM

[github-actions]

UI unit Tests

  1 files  ±0   45 suites  ±0   29s ⏱️ -1s
111 tests ±0  111 ✅ ±0  0 💤 ±0  0 ❌ ±0 
160 runs  ±0  160 ✅ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit f208f91. ± Comparison against base commit ef484ee.