# Phase 1: Foundation and Core Architecture
**Timeline: Weeks 1-4**

This phase focuses on establishing the project foundation, core architecture, and basic UI shell for the Pocket Assistant application.

## Week 1: Project Setup

### Repository and Environment Setup
- [ ] Create GitHub repository for the project
- [ ] Set up branch protection rules
- [ ] Create initial README.md with project overview
- [ ] Add LICENSE file
- [ ] Create .gitignore file for project-specific exclusions
- [ ] Set up issue and PR templates

### Development Environment Configuration
- [ ] Set up VS Code with recommended extensions
  - [ ] ESLint 
  - [ ] Prettier
  - [ ] Debugger extensions
  - [ ] Git integration
- [ ] Configure EditorConfig file
- [ ] Configure linting rules
- [ ] Set up pre-commit hooks

### CI/CD Pipeline Setup
- [ ] Configure GitHub Actions workflow files
  - [ ] Linting workflow
  - [ ] Testing workflow
  - [ ] Build workflow
- [ ] Set up automated testing process
- [ ] Configure build artifacts storage

### Project Documentation Initialization
- [ ] Create documentation directory structure
- [ ] Write initial development guide
- [ ] Create coding standards document
- [ ] Document Git workflow and branching strategy
- [ ] Set up project wiki (if using GitHub)

## Week 2-3: Core Architecture Implementation

### Core Application Framework
- [ ] Define application entry points
- [ ] Create main process architecture
- [ ] Implement configuration management
- [ ] Set up logging system
- [ ] Create initialization sequence
- [ ] Implement error handling framework

### Extension API Foundation
- [ ] Design extension interface specification
- [ ] Create extension loader system
- [ ] Implement extension lifecycle management
  - [ ] Initialization
  - [ ] Activation
  - [ ] Deactivation
  - [ ] Updates
- [ ] Develop extension settings storage
- [ ] Create extension dependency system
- [ ] Build extension event system

### Data Layer Implementation
- [ ] Set up SQLite database integration
- [ ] Create database schema
- [ ] Implement data access layer
- [ ] Create migration system for future updates
- [ ] Implement data validation
- [ ] Add data encryption capabilities
- [ ] Create backup and restore functionality

### Service Layer Development
- [ ] Design service discovery mechanism
- [ ] Implement service registry
- [ ] Create inter-service communication channels
- [ ] Build event bus for cross-component messaging
- [ ] Implement service dependency injection

## Week 4: Basic UI Implementation

### Web UI Framework Setup
- [ ] Choose and set up React/Vue.js framework
- [ ] Configure webpack/build tools
- [ ] Set up CSS framework or styling solution
- [ ] Create component library foundation
- [ ] Implement icon system
- [ ] Design and implement theme system

### Responsive Layout Development
- [ ] Create base layout components
- [ ] Implement responsive grid system
- [ ] Design and build navigation components
- [ ] Create header and footer components
- [ ] Implement sidebar/panel system
- [ ] Create modal and dialog system

### Extension Container Interface
- [ ] Design extension visual containers
- [ ] Create extension card components
- [ ] Implement extension loading indicators
- [ ] Build extension error display
- [ ] Create extension UI sandbox
- [ ] Implement extension specific styling

### Navigation and Settings
- [ ] Create settings pages framework
- [ ] Implement navigation system between extensions
- [ ] Build global settings UI
- [ ] Create extension settings UI components
- [ ] Implement user preference storage
- [ ] Build help/documentation viewer

## Final Deliverables Checklist

### Functional Application Shell
- [ ] Application successfully launches
- [ ] Extensions can be loaded and displayed
- [ ] Navigation between components works
- [ ] Basic error handling functions correctly
- [ ] Application state persists between sessions

### Basic Settings Management
- [ ] Global settings can be changed and saved
- [ ] Extension settings interface works
- [ ] User preferences are correctly applied
- [ ] Settings UI is intuitive and accessible

### Initial Project Documentation
- [ ] Architecture documentation is complete
- [ ] Setup instructions are clear
- [ ] Extension API is documented
- [ ] Contribution guidelines are established

### CI/CD Pipeline
- [ ] Automated linting runs successfully
- [ ] Automated tests execute
- [ ] Build process creates distributable packages
- [ ] Project quality metrics are tracked

## Development Standards
- Always create unit tests for new functionality
- Maintain code coverage above 70%
- Document all public APIs
- Follow the established code style guidelines
- Create meaningful commit messages
- Review all code through pull requests