Condensing fixes

[mrubens]

Before:

After:

Also includes a fix for telemetry

---

Important

Refactor UI components and tests to improve icon handling and update telemetry events.

• UI Changes:
  • TaskHeader.tsx: Replaces IconButton with a standard button for condense context action.
  • ContextManagementSettings.tsx: Adds FoldVertical icon for auto condense context settings.
• Testing:
  • setupTests.tsx: Mocks lucide-react icons globally using a Proxy.
  • jest.config.cjs: Updates setupFilesAfterEnv to setupTests.tsx.
  • Removes individual icon mocks from CodeBlock.test.tsx, ModesView.test.tsx, ContextManagementSettings.test.tsx, and SettingsView.test.tsx.
• Telemetry:
  • telemetry.ts: Adds CONTEXT_CONDENSED and SLIDING_WINDOW_TRUNCATION to rooCodeTelemetryEventSchema.

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[adamhill]

oooh nice!