# 🗺️ Rust Logic Graph - Roadmap
Project roadmap and task tracking for future development.
---
## 📊 Current Status
**Version**: 0.8.0 (Beta)
**Status**: ✅ Web Graph Editor complete
**Last Updated**: 2025-11-16
### Completed ✅
#### v0.1.0
- [x] Core graph execution engine
- [x] Topological sorting algorithm
- [x] GRL (rust-rule-engine) integration
- [x] Three node types (Rule, DB, AI)
- [x] Async execution with Tokio
- [x] JSON I/O for graphs
- [x] Context management
- [x] Basic rule evaluation
- [x] 4 working examples
- [x] Comprehensive documentation (4200+ lines)
- [x] 6/6 tests passing
- [x] GitHub repository setup
#### v0.2.0
- [x] PostgreSQL integration with connection pooling
- [x] MySQL integration with async queries
- [x] Redis integration for caching
- [x] MongoDB integration for document operations
- [x] OpenAI GPT-4/3.5 integration
- [x] Anthropic Claude 3.5 integration
- [x] Ollama local LLM integration
- [x] Feature flags for optional integrations
- [x] Integration documentation (INTEGRATIONS.md)
- [x] PostgreSQL and OpenAI examples
#### v0.3.0
- [x] Streaming processing with backpressure
- [x] Stream operators (map, filter, fold, async_map)
- [x] Large dataset support with chunking
- [x] 8 new tests for streaming module
- [x] Example: streaming_flow.rs
#### v0.4.0
- [x] Parallel node execution with layer detection
- [x] Automatic parallelism analysis
- [x] ParallelExecutor implementation
- [x] Performance statistics
#### v0.5.0
- [x] rust-rule-engine upgrade to v0.14.0 (RETE-UL)
- [x] CLI Developer Tools (rlg binary)
- [x] Caching layer with TTL and eviction policies
- [x] Migration guide and documentation
- [x] 32/32 tests passing
#### v0.7.0
- [x] Context pooling with 2-3x performance improvement
- [x] Memory metrics and allocation tracking
- [x] Profiling utilities (AllocationTracker, MemoryProfiler)
- [x] Memory optimization benchmarks
- [x] 37/37 tests passing
#### v0.8.0
- [x] Next.js 15 + React 19 graph editor
- [x] ReactFlow integration with drag-and-drop
- [x] Custom node components (Rule/DB/AI)
- [x] JSON import/export with validation
- [x] Properties panel for editing
- [x] Graph editor documentation
- [x] Production build successful
---
## 🎯 Roadmap by Version
### v0.2.0 - Real Integrations ✅ COMPLETED (2025-11-03)
**Priority**: High
**Goal**: Add real database and AI integrations
#### Database Integrations
- [x] **PostgreSQL Support**
- [x] Connection pooling
- [x] Async queries with sqlx
- [x] Example: `examples/postgres_flow.rs`
- [x] **MySQL Support**
- [x] Connection pooling
- [x] Async queries
- [x] Parameterized queries
- [x] **Redis Support**
- [x] Cache node type (GET/SET/DELETE/EXISTS)
- [x] TTL support
- [x] Async operations
- [x] **MongoDB Support**
- [x] Document operations (Find/Insert/Update/Delete)
- [x] JSON/BSON conversion
- [x] Async operations
#### AI/LLM Integrations
- [x] **OpenAI Integration**
- [x] GPT-4 support
- [x] GPT-3.5 Turbo support
- [x] System prompts
- [x] Token tracking
- [x] Example: `examples/openai_flow.rs`
- [x] **Anthropic Claude Integration**
- [x] Claude 3.5 Sonnet support
- [x] Claude 3 Opus/Sonnet/Haiku
- [x] System prompts
- [x] Token tracking
- [x] **Local LLM Support**
- [x] Ollama integration
- [x] Multiple model support (Llama, Mistral, CodeLlama)
- [x] Local execution
#### Documentation
- [x] Comprehensive integration guide (INTEGRATIONS.md)
- [x] Database integration examples
- [x] AI integration examples
- [x] Best practices guide
- [x] Configuration instructions
---
### v0.3.0 - Performance & Scalability
**Priority**: High
**Goal**: Optimize for production workloads
#### Performance Optimizations
- [x] **Parallel Node Execution**
- [x] Identify independent nodes with layer detection
- [x] Execute layers in parallel using Tokio
- [x] Parallelism analysis and statistics
- [x] Example: `examples/parallel_execution.rs`
- [x] **Caching Layer**
- [x] Node result caching
- [x] Cache invalidation strategies
- [x] TTL support
- [x] Memory limits
- [x] **Streaming Processing**
- [x] Stream-based node execution
- [x] Backpressure handling with bounded channels
- [x] Large dataset support with chunking
- [x] Stream operators (map, filter, fold)
- [x] Example: `examples/streaming_flow.rs`
- [x] **Memory Optimization** ✅ (v0.7.0)
- [x] Reduce allocations
- [x] Memory pooling
- [x] Profile and optimize
#### Benchmarking
- [x] Create benchmark suite
- [x] Compare with alternatives (3-20x faster than dagrs - see [docs/COMPARISON_RESULTS.md](docs/COMPARISON_RESULTS.md))
- [x] Performance regression tests
- [x] Load testing tools
---
### v0.5.0 - Developer Experience
**Priority**: Medium
**Goal**: Make development easier
#### Developer Tools
- [x] **CLI Tool** ✅ (v0.5.0)
- [x] Graph validation
- [x] Dry-run execution
- [x] Performance profiling
- [x] Graph visualization (ASCII)
- [ ] **Macro Support**
- [ ] `#[derive(Node)]` macro
- [ ] Graph definition macros
- [ ] Compile-time validation
- [ ] **Better Error Messages**
- [ ] Context in errors
- [ ] Suggestions
- [ ] Error codes
- [ ] Documentation links
#### Testing Tools
- [ ] Graph testing utilities
- [ ] Mock nodes
- [ ] Test fixtures
- [ ] Assertion helpers
---
### v0.5.0 - Advanced Features
**Priority**: Medium
**Goal**: Enterprise features
#### Advanced Graph Features
- [ ] **Subgraphs**
- [ ] Nested graph execution
- [ ] Graph composition
- [ ] Reusable components
- [ ] **Conditional Branches**
- [ ] If/else in graphs
- [ ] Switch/case patterns
- [ ] Dynamic routing
- [ ] **Loop Support**
- [ ] While loops in graphs
- [ ] Iteration over collections
- [ ] Loop control (break/continue)
- [ ] **Error Handling**
- [ ] Try/catch patterns
- [ ] Retry logic
- [ ] Fallback nodes
- [ ] Circuit breakers
#### Monitoring & Observability
- [ ] **Metrics**
- [ ] Prometheus integration
- [ ] Custom metrics
- [ ] Performance tracking
- [ ] **Tracing**
- [ ] OpenTelemetry support
- [ ] Distributed tracing
- [ ] Trace visualization
- [ ] **Logging**
- [ ] Structured logging
- [ ] Log levels per node
- [ ] Log aggregation
---
### v0.6.0 - APIs & Interfaces
**Priority**: Medium
**Goal**: Make accessible via APIs
#### REST API
- [ ] **HTTP Server**
- [ ] Actix-web or Axum
- [ ] Graph submission endpoint
- [ ] Execution status endpoint
- [ ] Result retrieval
- [ ] OpenAPI spec
- [ ] **Authentication**
- [ ] JWT support
- [ ] API keys
- [ ] OAuth2
#### GraphQL API
- [ ] Schema definition
- [ ] Queries
- [ ] List graphs
- [ ] Get execution status
- [ ] Query results
- [ ] Mutations
- [ ] Create graph
- [ ] Execute graph
- [ ] Delete graph
- [ ] Subscriptions
- [ ] Execution updates
- [ ] Real-time results
#### gRPC API
- [ ] Protocol buffers
- [ ] Service definitions
- [ ] Streaming support
---
### v0.7.0 - Memory Optimization ✅ COMPLETED (2025-11-16)
**Priority**: Medium
**Goal**: Reduce memory allocations and improve performance
#### Context Pooling
- [x] **ContextPool** implementation
- [x] Pool configuration (max_pooled, initial_capacity)
- [x] Acquire/release API
- [x] Statistics tracking
- [x] Reuse rate monitoring
- [x] RAII guard for automatic release
- [x] Thread-safe Arc/Mutex design
#### Memory Metrics
- [x] **MemoryMetrics** tracking
- [x] Atomic allocation counters
- [x] Current/peak memory tracking
- [x] Global metrics instance
- [x] Context allocation tracking
- [x] Summary generation
#### Profiling Tools
- [x] **AllocationTracker** for scoped tracking
- [x] **MemoryProfiler** for function-level profiling
- [x] **MemorySnapshot** and diff utilities
- [x] Performance benchmarks
- [x] Comprehensive documentation (MEMORY_OPTIMIZATION.md)
#### Results
- [x] 2-3x performance improvement with pooling
- [x] 50-98% reduction in allocations
- [x] 37/37 tests passing
- [x] Benchmarks demonstrating improvements
---
### v0.8.0 - Web Graph Editor ✅ COMPLETED (2025-11-16)
**Priority**: Medium
**Goal**: Visual graph editor with Next.js
#### Web Interface
- [x] **Graph Editor** (Next.js 15 + React 19)
- [x] Drag-and-drop nodes (ReactFlow)
- [x] Visual connections
- [x] Property editing panel
- [x] JSON export/import
- [x] Graph validation
- [x] Three node types (Rule/DB/AI)
- [x] Custom node components
- [x] Responsive design
#### Features
- [x] **Toolbar** with node creation and operations
- [x] **Properties Panel** for editing node/edge data
- [x] **Graph Utilities** for import/export/validation
- [x] **ReactFlow Integration** with custom nodes
- [x] **Tailwind CSS** styling
- [x] **TypeScript** type safety
- [x] Graph statistics display
- [x] Mini-map and controls
#### Documentation
- [x] Complete README for graph editor
- [x] Usage examples
- [x] Integration workflow with CLI
- [x] Troubleshooting guide
- [x] Build successful (Next.js production build)
---
### v0.9.0 - GraphQL API
**Priority**: Low
**Goal**: GraphQL interface for graph operations
---
### v1.0.0 - Production Release
**Priority**: High
**Goal**: Stable production release
#### Stability
- [ ] All critical bugs fixed
- [ ] 90%+ test coverage
- [ ] Performance benchmarks met
- [ ] Security audit completed
- [ ] Documentation complete
#### Production Features
- [ ] High availability
- [ ] Horizontal scaling
- [ ] State persistence
- [ ] Backup/restore
- [ ] Migration tools
#### Release
- [ ] Semantic versioning
- [ ] Change log
- [ ] Migration guide
- [ ] Release notes
- [ ] Blog post
---
## 🔮 Future Ideas (Beyond v1.0)
### Distributed Execution
- [ ] Multi-node execution
- [ ] Work distribution
- [ ] Fault tolerance
- [ ] Kubernetes operator
### Plugin System
- [ ] Plugin API
- [ ] Dynamic loading
- [ ] Plugin marketplace
- [ ] Community plugins
### Code Generation
- [ ] Graph to code
- [ ] Code to graph
- [ ] Type generation
- [ ] Client libraries
### Machine Learning
- [ ] Auto-optimization
- [ ] Pattern recognition
- [ ] Anomaly detection
- [ ] Predictive scaling
### Integrations
- [ ] Kafka/RabbitMQ
- [ ] Elasticsearch
- [ ] Grafana dashboards
- [ ] Slack/Discord notifications
---
## 📋 Task Categories
### 🔴 Critical (Must Have)
- Database integrations
- AI integrations
- Parallel execution
- Error handling
- Security
### 🟡 Important (Should Have)
- CLI tool
- REST API
- Monitoring
- Documentation
- Examples
### 🟢 Nice to Have (Could Have)
- Web UI
- GraphQL API
- Subgraphs
- Plugins
- ML features
---
## 🤝 Contributing
Want to help? Pick a task!
### For Beginners
- [ ] Add more examples
- [ ] Improve documentation
- [ ] Write tutorials
- [ ] Create use case guides
### For Intermediate
- [ ] Add database integrations
- [ ] Implement caching
- [ ] Create CLI tool
- [ ] Add more tests
### For Advanced
- [ ] Parallel execution engine
- [ ] GraphQL API
- [ ] Web UI
- [ ] Performance optimizations
---
## 📊 Progress Tracking
### v0.1.0
- [x] 100% Core features
- [x] 100% Documentation
- [x] 100% Basic examples
### v0.2.0
- [x] 100% Database integrations
- [x] 100% AI integrations
- [x] 100% Integration examples
### v0.3.0
- [x] 100% Streaming processing
- [x] 100% Backpressure handling
- [x] 100% Stream operators
### v0.5.0 (Current)
- [x] 100% Parallel execution
- [x] 100% Layer detection
- [x] 100% Parallelism analysis
- [x] 100% Caching layer
- [ ] 0% Benchmarking
### Overall Progress
```
[█████████████████░░░] 90% Complete
```
**Completed**: 4 major versions (v0.1.0, v0.2.0, v0.3.0, v0.5.0)
**In Progress**: v0.5.0 (benchmarking remaining)
**Remaining**: 3 versions to v1.0.0
---
## 🎯 Milestones
| Core Engine | ✅ Done | Completed v0.1.0 |
| GRL Integration | ✅ Done | Completed v0.1.0 |
| Documentation | ✅ Done | Completed v0.1.0 |
| Real DB Integration | ✅ Done | Completed v0.2.0 - PostgreSQL, MySQL, Redis, MongoDB |
| AI Integration | ✅ Done | Completed v0.2.0 - OpenAI, Claude, Ollama |
| Streaming Processing | ✅ Done | Completed v0.3.0 - Backpressure, chunking, operators |
| Parallel Execution | ✅ Done | Completed v0.4.0 - Layer detection, concurrent execution |
| REST API | 📅 Planned | Target v0.6.0 - Actix-web |
| Web UI | 📅 Planned | Target v0.7.0 - React + D3.js |
| v1.0 Release | 🎯 Goal | Production ready |
---
## 📝 Notes
### Decision Log
- Chose rust-rule-engine for GRL support
- Decided on Tokio for async runtime
- JSON for graph serialization
- Optional feature flags for integrations
### Questions
- Q: Support YAML for graphs?
- Q: Which GraphQL library? (async-graphql vs juniper)
- Q: Web framework? (Actix-web vs Axum)
---
## 🔗 Related Documents
- [Use Cases](docs/USE_CASES.md) - Ideas for features
- [Extending Guide](docs/EXTENDING.md) - How to add features
- [Integrations Guide](docs/INTEGRATIONS.md) - Database & AI integrations
- [Contributing](CONTRIBUTING.md) - How to contribute
<div align="center">
**Want to contribute? Pick a task and create a PR!**
[Main README](README.md) • [Documentation](docs/) • [Examples](examples/)
</div>