Task 4.5: Create WASM Memory Alignment Tests

**Phase:** 4 - Risk Mitigation (High Priority)

**Tags:** test, wasm

**Description:**
Add tests in `tests/wasm/memoryManager.test.ts` covering various byte alignments.

**Acceptance Criteria:**
- [ ] Add tests in `tests/wasm/memoryManager.test.ts`
- [ ] Cover various byte alignments
- [ ] Test memory boundary conditions