Merge pull request #7 from drkaushiksarkar/feature/fix-9565

fix: resolve memory leak in data loader

Author: drkaushiksarkar

.github/changes/feature_fix-9565.md

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+# fix: resolve memory leak in data loader
+
+## Summary
+- Fix buffer allocation not being released between batches
+- Add explicit cleanup in finally blocks
+- Add memory usage assertions in tests
+
+## Test plan
+- [x] Reproduce memory leak scenario