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konstruct/CHANGELOG.md
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docs: update PROJECT.md, add README.md and CHANGELOG.md
- PROJECT.md updated to reflect v1.0 completion (10 phases, 39 plans,
  67 requirements). All key decisions marked as shipped.
- README.md: comprehensive project documentation with quick start,
  architecture, tech stack, configuration, and project structure.
- CHANGELOG.md: detailed changelog covering all 10 phases with
  feature descriptions organized by phase.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-26 09:37:55 -06:00

5.4 KiB

Changelog

All notable changes to Konstruct are documented in this file.

[1.0.0] - 2026-03-26

Phase 10: Agent Capabilities

  • Knowledge base ingestion pipeline — upload PDF, DOCX, PPTX, XLSX, CSV, TXT, Markdown; add URLs (Firecrawl scraping); add YouTube videos (transcript extraction)
  • Async document processing via Celery — chunk, embed (all-MiniLM-L6-v2), store in pgvector
  • KB management portal page with drag-and-drop upload, live status polling, delete, reindex
  • Google Calendar OAuth per tenant — list events, check availability, create events
  • Token auto-refresh with encrypted DB write-back
  • Web search connected to Brave Search API (platform-wide key)
  • Tool executor injects tenant_id/agent_id into all tool handlers
  • System prompt includes tool result formatting instruction (no raw JSON)

Phase 9: Testing & QA

  • Playwright E2E test suite — 29 tests across 7 critical flows (login, tenants, agent deploy, chat, RBAC, i18n, mobile)
  • Cross-browser testing — Chromium, Firefox, WebKit
  • Visual regression snapshots at 3 viewports (desktop, tablet, mobile)
  • axe-core accessibility scans on all pages
  • Lighthouse CI score gating (>= 80 hard floor)
  • Gitea Actions CI pipeline — backend lint + pytest → portal build + E2E + Lighthouse

Phase 8: Mobile + PWA

  • Responsive mobile layout with bottom tab bar (Dashboard, Employees, Chat, Usage, More)
  • Full-screen WhatsApp-style mobile chat with back arrow + agent name header
  • Visual Viewport API keyboard handling for iOS
  • PWA manifest with K monogram icons
  • Service worker (Serwist) with app shell + runtime caching
  • Web Push notifications (VAPID) with push subscription management
  • IndexedDB offline message queue with drain-on-reconnect
  • Smart install prompt on second visit
  • iOS safe-area support

Phase 7: Multilanguage

  • Full portal UI localization — English, Spanish, Portuguese
  • next-intl v4 (cookie-based locale, no URL routing)
  • Language switcher in sidebar (post-auth) and login page (pre-auth)
  • Browser locale auto-detection on first visit
  • Language preference saved to DB, synced to JWT
  • Agent templates translated in all 3 languages (JSONB translations column)
  • System prompt language instruction — agents auto-detect and respond in user's language
  • Localized invitation emails

Phase 6: Web Chat

  • Real-time WebSocket chat in the portal
  • Direct LLM streaming from WebSocket handler (bypasses Celery for speed)
  • Token-by-token streaming via NDJSON → Redis pub-sub → WebSocket
  • Conversation persistence (web_conversations + web_conversation_messages tables)
  • Agent picker dialog for new conversations
  • Markdown rendering (react-markdown + remark-gfm)
  • Typing indicator during LLM generation
  • All roles can chat (operators included)

Phase 5: Employee Design

  • Three-path AI employee creation: Templates / Guided Setup / Advanced
  • 6 pre-built agent templates (Customer Support Rep, Sales Assistant, Marketing Manager, Office Manager, Project Coordinator, Finance & Accounting Manager)
  • 5-step wizard (Role → Persona → Tools → Channels → Escalation)
  • System prompt auto-generation from wizard inputs
  • Templates stored as DB seed data with one-click deploy
  • Agent Designer as "Advanced" mode

Phase 4: RBAC

  • Three-tier roles: platform_admin, customer_admin, customer_operator
  • FastAPI RBAC guard dependencies (require_platform_admin, require_tenant_admin, require_tenant_member)
  • Email invitation flow with HMAC tokens (48-hour expiry, resend capability)
  • SMTP email sending via Python stdlib
  • Portal navigation and API endpoints enforce role-based access
  • Impersonation for platform admins with audit trail
  • Global user management page

Phase 3: Operator Experience

  • Slack OAuth "Add to Slack" flow with HMAC state protection
  • WhatsApp guided manual setup
  • 3-step onboarding wizard (Connect → Configure → Test)
  • Stripe subscription management (per-agent $49/month, 14-day trial)
  • BYO API key management with Fernet encryption + MultiFernet key rotation
  • Cost dashboard with Recharts (token usage, provider costs, message volume, budget alerts)
  • Agent-level cost tracking and budget limits

Phase 2: Agent Features

  • Two-layer conversational memory (Redis sliding window + pgvector HNSW)
  • Cross-conversation memory keyed per-user per-agent
  • Tool framework with 4 built-in tools (web search, KB search, HTTP request, calendar)
  • Schema-validated tool execution with confirmation flow for side-effecting actions
  • Immutable audit logging (REVOKE UPDATE/DELETE at DB level)
  • WhatsApp Business Cloud API adapter with Meta 2026 policy compliance
  • Two-tier business-function scoping (keyword allowlist + role-based LLM)
  • Human escalation with DM delivery, full transcript, and assistant mode
  • Cross-channel bidirectional media support with multimodal LLM interpretation

Phase 1: Foundation

  • Monorepo with uv workspaces
  • Docker Compose dev environment (PostgreSQL 16 + pgvector, Redis, Ollama)
  • PostgreSQL Row Level Security with FORCE ROW LEVEL SECURITY
  • Shared Pydantic models (KonstructMessage) and SQLAlchemy 2.0 async ORM
  • LiteLLM Router with Ollama + Anthropic/OpenAI and fallback routing
  • Celery orchestrator with sync-def pattern (asyncio.run)
  • Slack adapter (Events API) with typing indicator
  • Message Router with tenant resolution, rate limiting, idempotency
  • Next.js 16 admin portal with Auth.js v5, tenant CRUD, Agent Designer
  • Premium UI design system (indigo brand, dark sidebar, glass-morphism, DM Sans)