## 1. Project Initialization

- [x] 1.1 Create standard directory structure (reports/, classes/, interfaces/, functions/, domains/, dataelements/, tables/, structures/, tabletypes/)
- [x] 1.2 Generate empty manifest.json with version and timestamp
- [x] 1.3 Support --path for custom project directory

## 2. Manifest Management

- [x] 2.1 Define Manifest and ManifestEntry data classes
- [x] 2.2 Implement JSON serialization/deserialization (to_dict/from_dict)
- [x] 2.3 Implement load/save/upsert/remove/get operations
- [x] 2.4 Track system_status (active/inactive/not_exists)
- [x] 2.5 Track last_sync_result (success/failed/pending/skipped)
- [x] 2.6 Implement pending_objects() and active_up_to_date_objects() queries

## 3. Directory Scanning

- [x] 3.1 Map directory names to object types (DIRECTORY_TYPE_MAP)
- [x] 3.2 Parse .abap files into ScannedObject entries
- [x] 3.3 Handle functions/ subdirectory as group/module naming
- [x] 3.4 Skip hidden files (dot-prefixed)

## 4. Dependency Sorting

- [x] 4.1 Implement Kahn's algorithm for topological sort
- [x] 4.2 Add TYPE_PRIORITY tie-breaker (interface:50, class:60, function:70, report:80, others:90)
- [x] 4.3 Detect cyclic dependencies and raise CyclicDependencyError
- [x] 4.4 Ignore external dependencies not in current manifest

## 5. Batch Sync

- [x] 5.1 Implement sync --all mode with scan → sort → sequential sync pipeline
- [x] 5.2 Add --dry-run flag for preview-only mode
- [x] 5.3 Add --fail-fast flag for stop-on-first-error mode
- [x] 5.4 Update manifest after each sync attempt
- [x] 5.5 Validate --all mode excludes --name and --type

## 6. Status Refresh

- [x] 6.1 Query SAP system for each object's current status
- [x] 6.2 Update manifest with latest status information

## 7. Transport Request (Basic)

- [x] 7.1 Support --corr_nr in sync and create for transport binding
- [x] 7.2 Auto-detect object's bound transport request on lock
- [x] 7.3 Interactive transport request selection when needed