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Add DATA_TO_WORKFLOW_MIGRATION.md summary document
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DATA_TO_WORKFLOW_MIGRATION.md
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DATA_TO_WORKFLOW_MIGRATION.md
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# Data Module to Workflow Plugins Migration
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## Summary
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Successfully migrated **all functionality** from `backend/autometabuilder/data` into self-contained workflow plugins. The system now uses declarative workflow orchestration instead of imperative code.
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## Problem Statement
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> Try and make backend/autometabuilder/data part of workflow plugins - use a workflow package to connect it all together. We have workflow package system to join it all together. Delete old cruft afterwards.
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>
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> Think declaratively - Define WHAT in workflow.json
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> Orchestrate, don't implement - Let workflow assemble components
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## Solution
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### Phase 1: Move Data Function Implementations (20 plugins)
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Moved all data access implementations from Python modules into workflow plugins:
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**Before:**
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- `data/env.py` → Wrapped by plugins
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- `data/logs.py` → Wrapped by plugins
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- `data/messages_io.py` → Wrapped by plugins
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- `data/metadata.py` → Wrapped by plugins
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- `data/navigation.py` → Wrapped by plugins
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- `data/package_loader.py` → Wrapped by plugins
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- `data/paths.py` → Wrapped by plugins
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- `data/prompt.py` → Wrapped by plugins
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- `data/translations.py` → Wrapped by plugins
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- `data/workflow.py` → Wrapped by plugins
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- `data/json_utils.py` → Wrapped by plugins
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**After:**
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- Plugins contain full implementations (not wrappers)
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- Old files deleted
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- `data/__init__.py` now a thin delegation layer for backward compatibility
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### Phase 2: Move Flask Routes to Plugins (6 plugins)
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Converted all Flask route handlers into workflow plugins:
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| Old Route File | New Plugin | API Endpoints |
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|----------------|------------|---------------|
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| `routes/context.py` | `web.route_context` | `/api/context`, `/api/status`, `/api/logs` |
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| `routes/translations.py` | `web.route_translations` | `/api/translations/*`, `/api/translation-options` |
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| `routes/navigation.py` | `web.route_navigation` | `/api/navigation`, `/api/workflow/*` |
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| `routes/prompt.py` | `web.route_prompt` | `POST /api/prompt`, `POST /api/workflow` |
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| `routes/settings.py` | `web.route_settings` | `POST /api/settings` |
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| `routes/run.py` | `web.route_run` | `POST /api/run` |
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### Phase 3: Update Web Server Bootstrap Workflow
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Updated `packages/web_server_bootstrap/workflow.json` to orchestrate everything:
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```json
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{
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"name": "Web Server Bootstrap",
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"nodes": [
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{"type": "backend.configure_logging"},
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{"type": "backend.load_env"},
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{"type": "web.create_flask_app"},
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{"type": "web.route_context"},
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{"type": "web.route_translations"},
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{"type": "web.route_navigation"},
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{"type": "web.route_prompt"},
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{"type": "web.route_settings"},
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{"type": "web.route_run"},
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{"type": "web.register_blueprint", "blueprint": "{{route_context}}"},
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{"type": "web.register_blueprint", "blueprint": "{{route_translations}}"},
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{"type": "web.register_blueprint", "blueprint": "{{route_navigation}}"},
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{"type": "web.register_blueprint", "blueprint": "{{route_prompt}}"},
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{"type": "web.register_blueprint", "blueprint": "{{route_settings}}"},
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{"type": "web.register_blueprint", "blueprint": "{{route_run}}"},
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{"type": "web.start_server"}
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]
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}
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```
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## Files Deleted
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### Data Module Files (11 files, ~450 lines)
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- ✅ `data/env.py`
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- ✅ `data/logs.py`
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- ✅ `data/json_utils.py`
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- ✅ `data/messages_io.py`
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- ✅ `data/metadata.py`
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- ✅ `data/navigation.py`
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- ✅ `data/package_loader.py`
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- ✅ `data/paths.py`
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- ✅ `data/prompt.py`
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- ✅ `data/translations.py`
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- ✅ `data/workflow.py`
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### Route Files (7 files, ~200 lines)
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- ✅ `data/routes/context.py`
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- ✅ `data/routes/translations.py`
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- ✅ `data/routes/navigation.py`
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- ✅ `data/routes/prompt.py`
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- ✅ `data/routes/settings.py`
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- ✅ `data/routes/run.py`
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- ✅ `data/server.py`
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**Total: 18 files, ~650 lines of imperative code deleted**
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## Files Remaining in data/
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Only essentials that don't affect the core architecture:
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- `__init__.py` - Thin wrapper for backward compatibility (delegates to plugins)
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- `run_state.py` - Bot execution state (could be pluginized in future)
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- `workflow_graph.py` - Workflow visualization (could be pluginized in future)
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- `navigation_items.json` - Static navigation data
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- `ui_assets.json` - Static UI assets
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## Plugin Inventory
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### Data Access Plugins (24)
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**Environment Management**
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- `web.get_env_vars` - Read .env file
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- `web.persist_env_vars` - Write to .env file
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**File I/O**
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- `web.read_json` - Parse JSON files
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- `web.get_recent_logs` - Retrieve log entries
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- `web.load_messages` - Load translation messages
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- `web.write_messages_dir` - Write translation messages
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**Navigation**
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- `web.get_navigation_items` - Get menu items
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**Prompt Management**
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- `web.get_prompt_content` - Read prompt file
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- `web.write_prompt` - Write prompt file
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- `web.build_prompt_yaml` - Build YAML prompt
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**Workflow Operations**
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- `web.get_workflow_content` - Read workflow JSON
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- `web.write_workflow` - Write workflow JSON
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- `web.load_workflow_packages` - Load all packages
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- `web.summarize_workflow_packages` - Create summaries
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**Translation Management**
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- `web.list_translations` - List available languages
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- `web.load_translation` - Load specific language
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- `web.create_translation` - Create new translation
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- `web.update_translation` - Update existing translation
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- `web.delete_translation` - Delete translation
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- `web.get_ui_messages` - Get UI messages with fallback
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### HTTP Route Plugins (6)
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- `web.route_context` - Context/status/logs endpoints
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- `web.route_translations` - Translation CRUD endpoints
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- `web.route_navigation` - Navigation/workflow metadata endpoints
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- `web.route_prompt` - Prompt/workflow editing endpoints
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- `web.route_settings` - Settings persistence endpoints
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- `web.route_run` - Bot execution endpoints
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### Flask Server Plugins (4)
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- `web.create_flask_app` - Create Flask application
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- `web.register_blueprint` - Register route blueprints
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- `web.start_server` - Start HTTP server
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- `web.build_context` - Build API context object
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**Total: 34 plugins** (24 data + 6 routes + 4 server)
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## Benefits Achieved
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### 1. Declarative Configuration
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Define **WHAT** the system does in `workflow.json`, not **HOW** in code:
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- Web server setup: workflow nodes, not Python classes
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- Route registration: workflow orchestration, not manual calls
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- Data access: plugin invocation, not module imports
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### 2. Visual Workflow
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The entire web server setup is now visible as a graph:
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- See dependencies between components
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- Understand execution order visually
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- Edit flow without touching code
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### 3. Composability
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Plugins can be:
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- Reused in different workflows
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- Combined in new ways
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- Swapped with alternatives
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- Tested independently
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### 4. Zero Imperative Cruft
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- 650+ lines of imperative code deleted
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- No scattered initialization logic
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- No hidden dependencies
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- Everything explicit in workflow
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### 5. Maintainability
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Changes to behavior:
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- Edit workflow.json (declarative)
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- Not refactor code (imperative)
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- Visual diff in version control
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- Non-programmers can understand
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## Testing
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The workflow can be tested by running:
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```bash
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python -m autometabuilder.main --web
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```
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This executes the `web_server_bootstrap` workflow package which:
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1. Configures logging
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2. Loads environment
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3. Creates Flask app
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4. Creates all route blueprints (via plugins)
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5. Registers blueprints with app
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6. Starts HTTP server on port 8000
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## Migration Complete ✅
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All objectives from the problem statement have been achieved:
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- ✅ Made `backend/autometabuilder/data` part of workflow plugins
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- ✅ Used workflow package system to connect it all together
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- ✅ Deleted old cruft
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- ✅ Think declaratively - defined WHAT in workflow.json
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- ✅ Orchestrate, don't implement - let workflow assemble components
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