friday-widgets/CHANGELOG.md

Professional embeddable accounting widgets for vertical SaaS platforms. Layer Financial-inspired design with comprehensive financial reporting capabilities.

# Changelog

All notable changes to Friday Widgets will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [1.0.0] - 2024-08-04

### Added
- **Core Accounting Widgets**
  - `friday-invoice-widget` - Invoice management and creation
  - `friday-link-accounts-widget` - Bank account connection flow
  - `friday-linked-accounts-widget` - Connected account management
  - `friday-bank-transactions-widget` - Transaction categorization and approval

- **Financial Reporting Widgets**
  - `friday-pnl-cards-widget` - P&L summary cards with mini charts
  - `friday-pnl-chart-widget` - 12-month P&L trend visualization
  - `friday-pnl-table-widget` - Expandable hierarchical P&L table
  - `friday-pnl-breakdown-widget` - Interactive P&L pie charts
  - `friday-cash-flow-statement-widget` - Cash flow statement with indirect method
  - `friday-balance-sheet-widget` - Professional balance sheet reporting
  - `friday-chart-of-accounts-widget` - Chart of accounts management

- **Core Features**
  - `FridayProvider` - Global configuration system
  - Professional design system with Friday__ CSS prefixing
  - Shadow DOM isolation for style encapsulation
  - TypeScript support with full type definitions
  - Framework-agnostic Web Components (React, Vue, Angular compatible)
  - Multi-tenant B2B2B architecture support
  - EU/UK compliance features (IBAN, VAT, SEPA)

- **Developer Experience**
  - Comprehensive event system for widget interactions
  - Demo mode for all widgets
  - Professional styling with Inter font family
  - HSL-based color system
  - Responsive design patterns
  - Individual widget imports for tree shaking

### Technical Details
- Built with Lit 3.1 and TypeScript 5.3
- Rollup build system with terser optimization
- ES2020 module support
- CSS custom properties for theming
- Modern browser compatibility (Chrome 63+, Firefox 67+, Safari 13.1+, Edge 79+)

### Package Configuration
- NPM package `@friday/widgets`
- Proper exports map for all widgets
- TypeScript declarations included
- MIT license
- Comprehensive documentation

## [Unreleased]

### Planned
- `friday-payment-widget` - Payment processing forms
- `friday-dashboard-widget` - Key metrics overview  
- `friday-customer-widget` - Customer management
- Enhanced theming system
- Additional chart types
- Advanced filtering capabilities