34 KiB
34 KiB
Chat System Process Flow Specification
1. System Overview
1.1 Core Components
- WorkflowManager: Orchestrates the overall workflow process
- ChatManager: Manages chat interactions and task execution
- ServiceCenter: Central state and context management
- AgentTask: Core data object for task execution
1.2 Service center Structure
from enum import Enum
from typing import Dict, List, Optional, Any, Literal
from datetime import datetime, UTC
from pydantic import BaseModel, Field
class TaskStatus(str, Enum):
PENDING = "pending"
SUCCESS = "success"
FAILED = "failed"
RETRY = "retry"
TIMEOUT = "timeout"
ROLLBACK = "rollback"
class ActionStatus(str, Enum):
PENDING = "pending"
SUCCESS = "success"
FAILED = "failed"
RETRY = "retry"
TIMEOUT = "timeout"
SKIPPED = "skipped"
DEPENDENCY_FAILED = "dependency_failed"
class AuthSource(str, Enum):
LOCAL = "local"
MSFT = "msft"
GOOGLE = "google"
# Add more auth sources as needed
class MethodParameter(BaseModel):
"""Model for method parameters"""
name: str
type: str
required: bool
validation: Optional[callable] = None
description: str
class ActionResult(BaseModel):
"""Model for method results"""
success: bool
data: Dict[str, Any]
metadata: Dict[str, Any]
validation: List[str]
class MethodBase:
"""Base class for all methods"""
def __init__(self, service):
self.service = service
self.name: str
self.description: str
self.auth_source: AuthSource = AuthSource.LOCAL # Default to local auth
@property
def actions(self) -> Dict[str, Dict[str, Any]]:
"""Available actions and their parameters"""
raise NotImplementedError
async def execute(self, action: str, parameters: Dict[str, Any], auth_data: Optional[Dict[str, Any]] = None) -> ActionResult:
"""Execute method action with authentication data"""
raise NotImplementedError
async def validate_parameters(self, action: str, parameters: Dict[str, Any]) -> bool:
"""Validate action parameters"""
if action not in self.actions:
return False
action_def = self.actions[action]
required_params = {k for k, v in action_def['parameters'].items() if v['required']}
return all(param in parameters for param in required_params)
async def rollback(self, action: str, parameters: Dict[str, Any], auth_data: Optional[Dict[str, Any]] = None) -> None:
"""Rollback action if needed"""
pass
class Action(BaseModel):
"""Action model with validation"""
method: str
action: str
parameters: Dict[str, Any]
retryCount: int = 0
retryMax: int
status: ActionStatus = ActionStatus.PENDING
timeout: Optional[int] = None
dependencies: List[str] = []
rollback_on_failure: bool = False
auth_source: Optional[AuthSource] = None # Auth source for this action
class Config:
use_enum_values = True
class AgentTask(BaseModel):
"""Task model with validation"""
id: str
workflowId: str
status: TaskStatus = TaskStatus.PENDING
userInput: str
dataList: List[Dict[str, str]] # List of available connections
actionList: List[Action]
chatHistory: str
taskHistory: str
previousTaskFeedback: Optional[str]
thisTaskFeedback: Optional[str]
result: Optional[Dict[str, Any]]
documentsInput: List[Dict]
documentsOutput: List[Dict]
startedAt: str
finishedAt: Optional[str]
error: Optional[str]
dependencies: List[str] = []
requiredOutputs: List[str] = []
class Config:
use_enum_values = True
def get_auth_data(self, auth_source: AuthSource) -> Optional[Dict[str, Any]]:
"""Get authentication data for the specified source"""
return next(
(conn for conn in self.dataList if conn.get('source') == auth_source),
None
)
def get_action_by_id(self, action_id: str) -> Optional[Action]:
"""Get action by its ID (method:action)"""
return next((a for a in self.actionList if f"{a.method}:{a.action}" == action_id), None)
def can_execute_action(self, action: Action) -> bool:
"""Check if action can be executed based on dependencies and auth"""
# Check dependencies
if action.dependencies:
if not all(
self.get_action_by_id(dep).status == ActionStatus.SUCCESS
for dep in action.dependencies
):
return False
# Check authentication
if action.auth_source and action.auth_source != AuthSource.LOCAL:
if not self.get_auth_data(action.auth_source):
return False
return True
def is_complete(self) -> bool:
"""Check if all actions are complete"""
return all(a.status in [ActionStatus.SUCCESS, ActionStatus.SKIPPED]
for a in self.actionList)
def has_failed(self) -> bool:
"""Check if any action has failed"""
return any(a.status == ActionStatus.FAILED for a in self.actionList)
class ServiceCenter:
"""Service center with improved state management"""
def __init__(self):
self.state = {
'status': TaskStatus.PENDING,
'retryCount': 0,
'retryMax': 3,
'timeout': 300, # 5 minutes
'lastError': None,
'lastErrorTime': None
}
self.methods: Dict[str, MethodBase] = {}
self.tasks: Dict[str, AgentTask] = {}
self.promptManager = AIPromptManager()
self.taskStateManager = TaskStateManager()
self.documentProcessor = DocumentProcessor()
async def execute_task(self, task: AgentTask) -> None:
"""Execute task with improved error handling and timeout"""
try:
# Check for timeout
if (datetime.now(UTC) - datetime.fromisoformat(task.startedAt)).seconds > self.state['timeout']:
task.status = TaskStatus.TIMEOUT
return
# Execute actions
for action in task.actionList:
if not task.can_execute_action(action):
if not task.get_auth_data(action.auth_source):
action.status = ActionStatus.FAILED
task.error = f"Missing authentication for {action.auth_source}"
else:
action.status = ActionStatus.DEPENDENCY_FAILED
continue
try:
# Get method
method = self.methods.get(action.method)
if not method:
raise ValueError(f"Unknown method: {action.method}")
# Validate parameters
if not await method.validate_parameters(action.action, action.parameters):
raise ValueError(f"Invalid parameters for {action.method}:{action.action}")
# Get auth data if needed
auth_data = None
if action.auth_source and action.auth_source != AuthSource.LOCAL:
auth_data = task.get_auth_data(action.auth_source)
if not auth_data:
raise ValueError(f"Missing authentication data for {action.auth_source}")
# Execute with timeout
result = await asyncio.wait_for(
method.execute(action.action, action.parameters, auth_data),
timeout=action.timeout or 60
)
if result.success:
action.status = ActionStatus.SUCCESS
else:
if self._should_retry(result.data.get('error')):
action.retryCount += 1
if action.retryCount > action.retryMax:
action.status = ActionStatus.FAILED
if action.rollback_on_failure:
await method.rollback(action.action, action.parameters, auth_data)
else:
action.status = ActionStatus.RETRY
else:
action.status = ActionStatus.FAILED
if action.rollback_on_failure:
await method.rollback(action.action, action.parameters, auth_data)
except asyncio.TimeoutError:
action.status = ActionStatus.TIMEOUT
except Exception as e:
action.status = ActionStatus.FAILED
if action.rollback_on_failure:
await method.rollback(action.action, action.parameters, auth_data)
# Update task status
if task.has_failed():
task.status = TaskStatus.FAILED
elif task.is_complete():
task.status = TaskStatus.SUCCESS
task.finishedAt = datetime.now(UTC).isoformat()
except Exception as e:
task.status = TaskStatus.FAILED
task.error = str(e)
class AIPromptManager:
"""Manages AI prompts and response validation"""
def generatePrompt(self, context: Dict[str, Any], examples: List[Dict]) -> str:
"""Generate a context-aware prompt with few-shot examples"""
prompt = (
f"Task: {context['task']}\n"
f"Document: {context['document']['name']} ({context['document']['type']})\n"
"Examples:\n"
)
for ex in examples:
prompt += f"- {ex['input']} => {ex['output']}\n"
prompt += "Extract the most relevant information for the task above."
return prompt
def validateResponse(self, response: str, schema: Dict) -> bool:
"""Validate AI response against a schema"""
import jsonschema
try:
jsonschema.validate(instance=response, schema=schema)
return True
except jsonschema.ValidationError:
return False
class TaskStateManager:
"""Manages task state and retry tracking"""
def __init__(self):
self.taskStates = {}
def trackState(self, task: AgentTask):
"""Track task state"""
self.taskStates[task.id] = {
"status": task.status,
"retryState": getattr(task, "retryState", {}),
"history": getattr(task, "history", [])
}
def canRetry(self, task: AgentTask, method: str) -> bool:
"""Check if task can be retried"""
retryState = self.taskStates[task.id].get("retryState", {})
return retryState.get(method, 0) < getattr(task, "retryMax", 3)
class DocumentContext(BaseModel):
"""Model for document context"""
id: str
extractionHistory: List[Dict]
relevantSections: List[str]
processingStatus: Dict[str, str]
class DocumentProcessor:
"""Processes documents with context awareness"""
def process_with_context(self, doc: Dict, context: DocumentContext) -> Dict:
"""Process document with context"""
extracted = {}
for section in context.relevantSections:
extracted[section] = doc.get(section)
return extracted
def track_extraction(self, doc: Dict, extraction: Dict):
"""Track document extraction"""
if 'extractionHistory' not in doc:
doc['extractionHistory'] = []
doc['extractionHistory'].append(extraction)
class ErrorRecovery(BaseModel):
"""Model for error recovery strategies"""
strategy: str # e.g., "retry", "fallback", "skip"
fallbackActions: List[str]
contextPreservation: bool
### 1.3 Method-Based Module Structure
```python
# Example: methodSharepoint.py
class MethodSharepoint:
"""SharePoint method implementation"""
def __init__(self, service):
self.service = service
self.name = "sharepoint"
self.description = "Search and process SharePoint documents"
self.auth_source = AuthSource.MSFT # Requires Microsoft authentication
@property
def actions(self) -> Dict[str, Dict[str, Any]]:
"""Available actions and their parameters"""
return {
"search": {
"description": "Search SharePoint documents",
"retryMax": 3,
"timeout": 30,
"parameters": {
"query": {"type": "string", "required": True},
"site": {"type": "string", "required": False},
"folder": {"type": "string", "required": False},
"maxResults": {"type": "number", "required": False}
}
}
}
async def execute(self, action: str, parameters: Dict[str, Any], auth_data: Optional[Dict[str, Any]] = None) -> Dict[str, Any]:
"""Execute SharePoint method"""
if not auth_data:
return {"success": False, "error": "Missing Microsoft authentication"}
if action == "search":
return await self._searchDocuments(parameters, auth_data)
return {"success": False, "error": f"Unknown action: {action}"}
async def _searchDocuments(self, parameters: Dict[str, Any], auth_data: Dict[str, Any]) -> Dict[str, Any]:
"""Search SharePoint documents"""
# Implementation using existing SharePoint agent functionality
pass
# Example: methodOutlook.py
class MethodOutlook:
"""Outlook method implementation"""
def __init__(self, service):
self.service = service
self.name = "outlook"
self.description = "Handle Outlook email operations"
@property
def actions(self) -> Dict[str, Dict[str, Any]]:
"""Available actions and their parameters"""
return {
"readMails": {
"description": "Read emails from specified folder",
"retryMax": 2, # Action-specific retry limit
"parameters": {
"folder": {"type": "string", "required": False},
"unreadOnly": {"type": "boolean", "required": False},
"fromAddress": {"type": "string", "required": False},
"maxResults": {"type": "number", "required": False}
}
},
"sendMail": {
"description": "Send an email",
"retryMax": 1, # Action-specific retry limit
"parameters": {
"to": {"type": "array", "items": "string", "required": True},
"subject": {"type": "string", "required": True},
"body": {"type": "string", "required": True},
"attachments": {"type": "array", "items": "FileRef", "required": False}
}
}
}
async def execute(self, action: str, parameters: Dict[str, Any]) -> Dict[str, Any]:
"""Execute Outlook method"""
if action == "readMails":
return await self._readMails(parameters)
elif action == "sendMail":
return await self._sendMail(parameters)
return {"success": False, "error": f"Unknown action: {action}"}
1.4 Key Data Objects
class ChatWorkflow:
id: str
mandateId: str
status: str
name: Optional[str]
currentRound: int
lastActivity: str
startedAt: str
logs: List[ChatLog]
messages: List[ChatMessage]
stats: Optional[ChatStat]
tasks: List[Task]
class AgentTask:
id: str
workflowId: str
status: str # pending, success, failed, retry
userInput: str # AI-processed summary
dataList: List[Dict[str, str]] # User connections
actionList: List[Dict[str, Any]] # Actions to execute, e.g.:
# [
# {
# "method": "sharepoint",
# "action": "search",
# "parameters": {
# "query": "offerings",
# "site": "valueon"
# },
# "retryCount": 0,
# "retryMax": 3,
# "status": "pending" # pending, success, failed, retry
# },
# {
# "method": "outlook",
# "action": "sendMail",
# "parameters": {
# "to": ["user@example.com"],
# "subject": "Offer Summary",
# "body": "..."
# },
# "retryCount": 0,
# "retryMax": 1,
# "status": "pending"
# }
# ]
chatHistory: str # Summary of previous messages
taskHistory: str # Summary of previous tasks
previousTaskFeedback: Optional[str]
thisTaskFeedback: Optional[str]
result: Optional[ChatMessage]
documentsInput: List[Dict]
documentsOutput: List[Dict]
startedAt: str
finishedAt: Optional[str]
error: Optional[str]
dependencies: List[str] = [] # Task dependencies
requiredOutputs: List[str] = [] # Required outputs from dependencies
2. Process Flow
2.1 Initialization Phase
graph TD
A[User Input] --> B[WorkflowManager.workflowProcess]
B --> C[ChatManager.initialize]
C --> D[Create ServiceCenter]
D --> E[Create Initial Task]
-
WorkflowManager.workflowProcess
- Receives user input and workflow
- Initializes chat manager
- Starts task processing loop
-
ChatManager.initialize
- Creates ServiceCenter with all required components
- Initializes service interfaces
- Sets up task and state management
2.2 Task Creation Phase
- Create Initial Task
def createInitialTask(self, userInput: UserInputRequest) -> AgentTask: # 1. Get available methods and their actions available_methods = self._getAvailableMethods() method_catalog = { method.name: { "description": method.description, "actions": method.actions } for method in available_methods } # 2. Process user input with AI including document analysis processedInput = await self.service.model['callAiBasic']( f"""Analyze user request and documents: User Prompt: {userInput.prompt} Documents: {userInput.listFileId} Available Methods: {json.dumps(method_catalog, indent=2)} Please provide: 1. Main objective 2. Required actions (using available methods and their actions) 3. Required data sources 4. Document processing requirements 5. Expected output format Format your response as JSON: {{ "objective": "string", "actions": [ {{ "method": "string", "action": "string", "parameters": {{ "param1": "value1", "param2": "value2" }} }} ], "dataSources": ["string"], "documentRequirements": ["string"], "outputFormat": "string" }} """ ) # 3. Create task with processed input and initialize action states actions = [] for action in processedInput['actions']: method = next(m for m in available_methods if m.name == action['method']) action_info = method.actions[action['action']] actions.append({ **action, "retryCount": 0, "retryMax": action_info['retryMax'], "status": "pending" }) task = AgentTask( workflowId=self.service.workflow.id, userInput=processedInput, dataList=self.service.context['dataConnections'], actionList=actions, chatHistory=await self.workflowSummarize(userInput), startedAt=datetime.now(UTC).isoformat() ) # 4. Store in service self.service.tasks['current'] = task return task
2.3 Task Execution Phase
- Execute Task
async def executeTask(self, task: AgentTask) -> None: """Execute task actions in sequence""" for action in task.actionList: if action['status'] == 'pending': try: # Get method instance method = self.service.methods[action['method']] # Execute action result = await method.execute( action['action'], action['parameters'] ) if result['success']: action['status'] = 'success' else: if self._shouldRetry(result['error']): action['retryCount'] += 1 if action['retryCount'] > action['retryMax']: action['status'] = 'failed' task.status = 'failed' task.error = "Maximum retries exceeded" else: action['status'] = 'retry' task.status = 'retry' else: action['status'] = 'failed' task.status = 'failed' task.error = result['error'] except Exception as e: action['status'] = 'failed' task.status = 'failed' task.error = str(e) # Update task status based on action status if action['status'] == 'failed': break # Mark task as complete if all actions succeeded if all(a['status'] == 'success' for a in task.actionList): task.status = 'success' task.finishedAt = datetime.now(UTC).isoformat()
2.4 Task Analysis Phase
- Define Next Task
def defineNextTask(self, currentTask: AgentTask) -> Optional[AgentTask]: try: # 1. Analyze current task results using basic AI analysis = await self.service.model['callAiBasic']( f"""Analyze task results and determine next steps: Previous Feedback: {currentTask.previousTaskFeedback} Current Feedback: {currentTask.thisTaskFeedback} User Input: {currentTask.userInput} Current Documents: {currentTask.documentsOutput} Please provide: 1. Task completion status 2. Next required actions 3. Required documents 4. Method recommendations Format your response as JSON: {{ "isComplete": boolean, "nextActions": ["string"], "requiredDocuments": ["string"], "recommendedMethods": ["string"] }} """ ) # 2. Parse and validate AI response analysis_data = json.loads(analysis) # 3. Determine if next task needed if not analysis_data["isComplete"]: # 4. Create next task nextTask = self._createNextTask(currentTask, analysis_data) self.service.tasks['previous'] = currentTask self.service.tasks['current'] = nextTask return nextTask return None except Exception as e: logger.error(f"Error defining next task: {str(e)}") return None
3. Method Integration
3.1 Method Registration
def _registerMethods(self):
"""Register available methods in service center"""
self.service.methods = {
"sharepoint": MethodSharepoint(self.service),
"outlook": MethodOutlook(self.service),
"web": MethodWeb(self.service),
"document": MethodDocument(self.service)
}
3.2 Method Execution
def _executeMethod(self, method: str, parameters: Dict[str, Any]) -> Dict[str, Any]:
"""Execute a method with parameters"""
try:
# Get method implementation
method_impl = self.service.methods.get(method)
if not method_impl:
return {"success": False, "error": f"Unknown method: {method}"}
# Execute method
return await method_impl.execute(parameters)
except Exception as e:
return {"success": False, "error": str(e)}
4. Error Handling
4.1 Error Types
-
AI Errors
- Model unavailable
- Invalid response
- Timeout
-
Method Errors
- Invalid method
- Execution failure
- Resource unavailable
-
Task Errors
- Invalid state
- Missing data
- Timeout
4.2 Retry Logic
def _shouldRetry(self, error: str) -> bool:
"""Determine if error is retryable"""
retryable_errors = [
"AI down",
"Document not found",
"Content extraction failed"
]
return any(err in error for err in retryable_errors)
def _shouldCreateNextTask(self, analysis: Dict[str, Any]) -> bool:
"""Determine if next task is needed based on AI analysis"""
return not analysis.get("isComplete", True)
5. AI Integration Points
5.1 User Input Processing
async def _processUserInput(self, input: str, documents: List[str]) -> str:
"""Process user input including document analysis"""
context = {
"task": "Process user input",
"document": {"name": "User Input", "type": "text"}
}
examples = [
{"input": "Search documents", "output": "Extract relevant information"}
]
prompt = self.service.promptManager.generatePrompt(context, examples)
return await self.service.model['callAiBasic'](
f"""Analyze user request and documents:
User Input: {input}
Documents: {documents}
{prompt}
Please provide:
1. Main objective
2. Required actions
3. Required data sources
4. Document processing requirements
5. Expected output format
Format your response as JSON:
{{
"objective": "string",
"actions": ["string"],
"dataSources": ["string"],
"documentRequirements": ["string"],
"outputFormat": "string"
}}
"""
)
5.2 Task Analysis
async def _analyzeTaskResults(self, task: AgentTask) -> str:
"""Analyze task results and determine next steps"""
context = {
"task": "Analyze task results",
"document": {"name": "Task Results", "type": "json"}
}
examples = [
{"input": "Task completed", "output": "Generate next steps"}
]
prompt = self.service.promptManager.generatePrompt(context, examples)
return await self.service.model['callAiBasic'](
f"""Analyze task results and determine next steps:
Task Input: {task.userInput}
Previous Feedback: {task.previousTaskFeedback}
Current Feedback: {task.thisTaskFeedback}
Current Documents: {task.documentsOutput}
{prompt}
Please provide:
1. Task completion status
2. Next required actions
3. Required documents
4. Method recommendations
Format your response as JSON:
{{
"isComplete": boolean,
"nextActions": ["string"],
"requiredDocuments": ["string"],
"recommendedMethods": ["string"]
}}
"""
)
5.3 Result Processing
async def _processTaskResults(self, task: AgentTask) -> str:
"""Process task results and generate feedback"""
context = {
"task": "Process task results",
"document": {"name": "Task Results", "type": "json"}
}
examples = [
{"input": "Task results", "output": "Generate summary"}
]
prompt = self.service.promptManager.generatePrompt(context, examples)
return await self.service.model['callAiBasic'](
f"""Process task results and generate feedback:
Task Input: {task.userInput}
Method Results: {task.result}
Generated Documents: {task.documentsOutput}
{prompt}
Please provide:
1. Summary of completed actions
2. Generated document descriptions
3. Next steps or completion status
Format your response as JSON:
{{
"summary": "string",
"documents": ["string"],
"nextSteps": ["string"]
}}
"""
)
6. File Structure and Implementation Plan
6.1 File Structure
gateway/
├── modules/
│ ├── workflow/
│ │ ├── managerWorkflow.py # Workflow management and state machine
│ │ ├── managerChat.py # Chat management and AI response validation
│ │ ├── managerPrompt.py # AI prompt generation and management
│ │ ├── methodBase.py # Base method class with result validation
│ │ └── documentExtraction.py # Document content extraction
│ │
│ ├── agents/ # To be refactored into methods
│ │ ├── agentSharepoint.py → methods/methodSharepoint.py
│ │ ├── agentOutlook.py → methods/methodOutlook.py
│ │ ├── agentWebcrawler.py → methods/methodWeb.py
│ │ ├── agentDocument.py → methods/methodDocument.py
│ │ └── agentCoder.py → methods/methodCoder.py
│ │
│ ├── methods/ # New directory for method implementations
│ │ ├── methodSharepoint.py # SharePoint operations
│ │ ├── methodOutlook.py # Outlook operations
│ │ ├── methodWeb.py # Web operations
│ │ ├── methodDocument.py # Document operations
│ │ ├── methodCoder.py # Code generation operations
│ │ └── methodPowerpoint.py # PowerPoint operations
│ │
│ └── interfaces/
│ ├── interfaceChatModel.py # Chat system models and enums
│ └── interfaceAppModel.py # Application models including UserConnection
6.2 Implementation Plan
Phase 1: Core Structure Setup
-
File Renaming and Organization
- Rename manager files to follow
manager*.pypattern - Move document processor to
documentExtraction.py - Create new
methodsdirectory
- Rename manager files to follow
-
Model Updates
- Update
interfaceChatModel.pywith new enums and models - Integrate
UserConnectionfrominterfaceAppModel.py - Update validation logic in respective modules
- Update
Phase 2: Method Migration
-
Base Method Implementation
- Implement
methodBase.pywith core functionality - Add method result validation
- Set up authentication handling
- Implement
-
Agent to Method Conversion
- Convert each agent to its method implementation
- Migrate functionality while maintaining existing behavior
- Add method-specific validation
-
New Method Implementation
- Implement
methodPowerpoint.py - Add PowerPoint-specific operations
- Integrate with document processing
- Implement
Phase 3: Manager Updates
-
Chat Manager Enhancement
- Integrate AI response validation
- Update service center structure
- Improve error handling
-
Document Manager Integration
- Update document operations for new method structure
- Enhance content extraction capabilities
- Improve file handling
-
Workflow Manager Updates
- Update state machine for method-based approach
- Improve task management
- Enhance error recovery
Phase 4: Testing and Validation
-
Unit Testing
- Test each method implementation
- Validate error handling
- Verify authentication flow
-
Integration Testing
- Test method interactions
- Validate document processing
- Verify workflow execution
-
Performance Testing
- Measure response times
- Validate resource usage
- Test concurrent operations
Phase 5: Documentation and Cleanup
-
Documentation
- Update API documentation
- Document method implementations
- Add usage examples
-
Code Cleanup
- Remove deprecated code
- Clean up old agent files
- Optimize imports
-
Final Review
- Code review
- Security audit
- Performance optimization
6.3 Migration Strategy
-
Incremental Migration
- Migrate one agent at a time
- Maintain backward compatibility
- Use feature flags for gradual rollout
-
Testing Strategy
- Unit tests for each method
- Integration tests for workflows
- End-to-end tests for complete scenarios
-
Rollback Plan
- Keep old agent implementations until stable
- Maintain version control
- Document rollback procedures
6.4 Success Criteria
-
Functionality
- All existing features working
- New method-based structure operational
- Improved error handling
-
Performance
- Equal or better response times
- Reduced resource usage
- Improved scalability
-
Maintainability
- Clear code structure
- Comprehensive documentation
- Easy to extend
-
Security
- Proper authentication handling
- Secure data processing
- Access control implementation