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tasks/native-business-logic-migration/40-performance-optimization.md

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+# 40. Performance optimization and benchmarking
+
+meta:
+  id: native-business-logic-migration-40
+  feature: native-business-logic-migration
+  priority: P2
+  depends_on: [native-business-logic-migration-39]
+  tags: [performance, optimization]
+
+objective:
+- Optimize performance and establish benchmarks
+
+deliverables:
+- Performance benchmarks
+- Optimization report
+- Memory profiling results
+- CPU profiling results
+- Network profiling results
+
+tests:
+- Benchmark: Feed parsing <100ms
+- Benchmark: Feed fetching <5s
+- Benchmark: Search <200ms
+- Benchmark: Database query <50ms
+- Memory: No leaks detected
+- CPU: Efficient usage
+
+acceptance_criteria:
+- Feed parsing <100ms for typical feed
+- Feed fetching <5s on normal network
+- Search <200ms
+- Database queries <50ms
+- No memory leaks
+- Smooth UI at 60fps
+- Battery efficient
+
+validation:
+- Run benchmarks on each platform
+- Profile with Instruments (iOS)
+- Profile with Android Profiler
+- Profile with Valgrind (Linux)
+
+notes:
+- Use platform-specific profiling tools
+- Establish baseline metrics
+- Optimize iteratively
+- Document optimizations made