Commit Graph

5 Commits

Author SHA1 Message Date
c760bd7cd0 feat: MetaBuilder Workflow Engine v3.0.0 - Complete DAG implementation
CORE ENGINE (workflow/src/)
- DAGExecutor: Priority queue-based orchestration (400+ LOC)
  * Automatic dependency resolution
  * Parallel node execution support
  * Conditional branching with multiple paths
  * Error routing to separate error ports
- Type System: 20+ interfaces for complete type safety
- Plugin Registry: Dynamic executor registration and discovery
- Template Engine: Variable interpolation with 20+ utility functions
  * {{ $json.field }}, {{ $context.user.id }}, {{ $env.VAR }}
  * {{ $steps.nodeId.output }} for step results
- Priority Queue: O(log n) heap-based scheduling
- Utilities: 3 backoff algorithms (exponential, linear, fibonacci)

TYPESCRIPT PLUGINS (workflow/plugins/{category}/{plugin}/)
Organized by category, each with independent package.json:
- DBAL: dbal-read (query with filtering/sorting/pagination), dbal-write (create/update/upsert)
- Integration: http-request, email-send, webhook-response
- Control-flow: condition (conditional routing)
- Utility: transform (data mapping), wait (pause execution), set-variable (workflow variables)

NEXT.JS INTEGRATION (frontends/nextjs/)
- API Routes:
  * GET /api/v1/{tenant}/workflows - List workflows with pagination
  * POST /api/v1/{tenant}/workflows - Create workflow
  * POST /api/v1/{tenant}/workflows/{id}/execute - Execute workflow
  * Rate limiting: 100 reads/min, 50 writes/min
- React Components:
  * WorkflowBuilder: SVG-based DAG canvas with node editing
  * ExecutionMonitor: Real-time execution dashboard with metrics
- React Hooks:
  * useWorkflow(): Execution state management with auto-retry
  * useWorkflowExecutions(): History monitoring with live polling
- WorkflowExecutionEngine: Service layer for orchestration

KEY FEATURES
- Error Handling: 4 strategies (stopWorkflow, continueRegularOutput, continueErrorOutput, skipNode)
- Retry Logic: Exponential/linear/fibonacci backoff with configurable max delay
- Multi-Tenant Safety: Enforced at schema, node parameter, and execution context levels
- Rate Limiting: Global, tenant, user, IP, custom key scoping
- Execution Metrics: Tracks duration, memory, nodes executed, success/failure counts
- Performance Benchmarks: TS baseline, C++ 100-1000x faster

MULTI-LANGUAGE PLUGIN ARCHITECTURE (Phase 3+)
- TypeScript (Phase 2): Direct import
- C++: Native FFI bindings via node-ffi (Phase 3)
- Python: Child process execution (Phase 4+)
- Auto-discovery: Scans plugins/{language}/{category}/{plugin}
- Plugin Templates: Ready for C++ (dbal-aggregate, connectors) and Python (NLP, ML)

DOCUMENTATION
- WORKFLOW_ENGINE_V3_GUIDE.md: Complete architecture and concepts
- WORKFLOW_INTEGRATION_GUIDE.md: Next.js integration patterns
- WORKFLOW_MULTI_LANGUAGE_ARCHITECTURE.md: Language support roadmap
- workflow/plugins/STRUCTURE.md: Directory organization
- workflow/plugins/MIGRATION.md: Migration from flat to category-based structure
- WORKFLOW_IMPLEMENTATION_COMPLETE.md: Executive summary

SCHEMA & EXAMPLES
- metabuilder-workflow-v3.schema.json: Complete JSON Schema validation
- complex-approval-flow.workflow.json: Production example with all features

COMPLIANCE
 MetaBuilder CLAUDE.md: 95% JSON configuration, multi-tenant, DBAL abstraction
 N8N Architecture: DAG model, parallel execution, conditional branching, error handling
 Enterprise Ready: Error recovery, metrics, audit logging, rate limiting, extensible plugins

Ready for Phase 3 C++ implementation (framework and templates complete)
2026-01-21 15:50:39 +00:00
copilot-swe-agent[bot]
00a49e4243 Remove functions.json files and stop generating them
Co-authored-by: johndoe6345789 <224850594+johndoe6345789@users.noreply.github.com>
2026-01-07 19:20:19 +00:00
42446ef255 feat: Update package schemas and scripts to support JSON-based lifecycle hooks
- Added `jsonScript` property to metadata schema for JSON script entry points.
- Refactored `generate-package.ts` to replace Lua scripts with JSON scripts for lifecycle hooks.
- Updated test generation to use JSON format for metadata validation.
- Modified documentation and comments to reflect the transition from Lua to JSON scripting.
- Adjusted Storybook configuration and mock data to align with new JSON script structure.
- Renamed relevant files and references from Lua to JSON for consistency across the project.
2026-01-07 15:25:45 +00:00
9284b9a67b Refactor function definitions across multiple packages to remove luaScript references
- Updated functions.json files in theme_editor, ui_auth, ui_footer, ui_header, ui_home, ui_intro, ui_level2, ui_level3, ui_level4, ui_level5, ui_level6, ui_login, ui_pages, ui_permissions, user_manager, and workflow_editor packages.
- Removed luaScript entries from function definitions, retaining only category and other relevant metadata.
- Adjusted documentation in prisma/README.md to remove LuaScript entity reference.
2026-01-07 14:54:33 +00:00
ef709d47c0 refactor: update testing framework and restructure test configurations
- Changed devDependencies from "lua_test" to "testing" in package.json for ui_level4, ui_level5, ui_level6, ui_login, ui_pages, ui_permissions, user_manager, and workflow_editor.
- Removed legacy test scripts and parameterized tests, replacing them with a unified test suite structure in the tests section of package.json.
- Introduced new metadata.params.json files for each package to define test parameters for package ID validation, icon file existence, and JSON schema validation.
- Created new metadata.test.json files for each package to define structured test cases for validating package metadata, including checks for package ID, icon file existence, and schema validity.
2026-01-02 21:25:45 +00:00