error_tools 0.40.0

Basic exceptions handling mechanism
Documentation 
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#### Tasks

| Task | Status | Priority | Responsible |
|---|---|---|---|
| [`collection_tools_type_compatibility.md`](completed/collection_tools_type_compatibility.md) | ✅ Completed | Critical | @AI |
| [`result_handling_violations.md`](completed/result_handling_violations.md) | ✅ Completed | High | @AI |
| [`script_directory_navigation_bug.md`](completed/script_directory_navigation_bug.md) | ✅ Completed | High | @AI |
| [`false_success_reporting.md`](completed/false_success_reporting.md) | ✅ Completed | Medium | @AI |
| [`incomplete_error_handling.md`](completed/incomplete_error_handling.md) | ✅ Completed | Medium | @AI |
| [`documentation_reality_mismatch.md`](completed/documentation_reality_mismatch.md) | ✅ Completed | Low | @AI |
| `pretty_error_display_task.md` | ❌ Deleted (YAGNI) | — | — |
| [`no_std_refactoring_task.md`](./no_std_refactoring_task.md) | ⏸️ Deferred | High | @user |
| [`017_bump_version_for_breaking_default_change.md`](./017_bump_version_for_breaking_default_change.md) | 📥 Inbox | High | @user |
| [`018_exclude_dev_artifacts_from_publish.md`](./018_exclude_dev_artifacts_from_publish.md) | 📥 Inbox | Medium | @user |
| [`019_fix_examples_readme_heading_level.md`](./019_fix_examples_readme_heading_level.md) | 📥 Inbox | Low | @user |
| [`normalize_completed_20250726T220108.md`](./normalize_completed_20250726T220108.md) | ✅ Completed | High | @user |

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### Issues Index

| ID | Name | Status | Priority |
|---|---|---|---|
| I001 | Cross-Crate Testing System Failure | ✅ Resolved | Critical |
| I002 | Type Compatibility in Standalone Mode | ✅ Resolved | Critical |
| I003 | Test Aggregation Non-Functional | ✅ Resolved | High |

---

### Issues

**I001**: Cross-crate testing system was 6 critical failures — resolved via tasks 001–006; system 83%+ functional
**I002**: HashMap/HashSet type mismatches between native and standalone implementations — resolved (task 001)
**I003**: Test aggregation architecture broken — substantially resolved via type compatibility and script fixes