Developer Planning and Roadmap

Phase 0: Preparation & Kick-off

Duration: 2 weeks

Goals: align team, finalize scope, set up infrastructure

Tasks:

• Project Kick-off Workshop
• Review overall vision, scope, success criteria
• Confirm responsibilities (Web, Mobile, AI, Hardware, DevOps, QA)
• Architecture & Tech Stack Review
• Finalize versions of React/Next.js, Tauri, SwiftUI, Raspberry Pi OS, Pytorch, etc.
• Set up shared CI/CD pipelines, code repos, issue trackers
• Environment Provisioning
• Create base GitHub org, repositories & branch policies
• Configure Trello/Confluence boards per component
• Provision Raspberry Pi devices, test benches, Cloud dev servers

Deliverables: Project charter; repo skeletons; initial CI pipeline; hardware bench setup

Phase 1: Data & Embedding Model

Duration: 6 weeks

Goals: build recipe dataset; train & validate autoencoder embeddings

Tasks:

1. Dataset Assembly (2 weeks)

• Ingest 500K recipes from Food.com & RecipeNLG
• Standardize schema: ingredients, steps, metadata, dietary labels
• Enrich ingredients with USDA & Open Food Facts nutritional data
• Validate and filter for quality (duplicates, missing fields)

2. Model Architecture & Training (3 weeks)

• Prototype autoencoder on sample subset
• Iterate architecture (embedding size, layer depth, regularization)
• Train full-scale model; monitor loss and reconstruction quality
• Unit tests for vector operations (addition, interpolation)

3. Evaluation & Application (1 week)

• Recipe classification, clustering, and generation demos
• Documentation of embedding interface & performance metrics

Deliverables: cleaned, versioned dataset; trained autoencoder weights; evaluation report; embedding API spec

Phase 2: Smart-Kitchen Hardware Prototype

Duration: 8 weeks (overlaps Phase 1)

Goals: build Kivy Hub prototype; implement gesture mapping

Tasks:

1. Hardware Assembly & Mounting (1 week)

• Procure HY320 projector, camera, Raspberry Pi 5, mounts
• Assemble and cable devices; ensure stable mounting

2. Camera–Projector Calibration (2 weeks)

• Capture calibration images; compute homography transform
• Integrate MediaPipe for hand‐landmark detection

3. Local Processing Workflow (2 weeks)

• Install and optimize Python, MediaPipe, OpenCV on Pi
• Build homography + gesture‐to‐UI mapping module

4. UI Projection & Interaction Demo (3 weeks)

• Develop minimal Tauri web app showing buttons/sliders
• Integrate gesture events into UI components
• Iterative user tests to refine responsiveness & accuracy

Deliverables: fully functional Pi prototype; gesture‐UI library; calibration docs

Phase 3: Web & Embedded Application

Duration: 6 weeks

Goals: develop production-ready Tauri app and Next.js documentation site

Tasks:

1. Core UI Components (2 weeks)

• Build React primitives: Tap, Swipe, Hold components
• Style with Tailwind; ensure responsive grid layout

2. Kitchen Tools Module (2 weeks)

• Implement timer, measurement overlay, cutting guide
• Hook tools into gesture components

3. AI Hub & Recipe Viewer (1 week)

• Connect embedding API for “smart suggestions”
• Integrate recipe viewer: paginated steps, ingredient highlights

4. Documentation Website (1 week)

• Next.js site with Nextra for all technical docs
• Internationalization via Lingui; formula support with KaTeX

Deliverables: Tauri binary; Next.js documentation site live; component library

Phase 4: Mobile Nutrition App

Duration: 10 weeks (overlaps Web)

Goals: deliver iOS-grade SwiftUI app with AI recommendations & HealthKit sync

Tasks:

1. Home Dashboard & Widgets (2 weeks)

• Build customizable dashboard; widget drag-drop reorder
• Connect HealthKit for steps/calories read

2. Recipe & Social Feed (2 weeks)

• Feed UI; comment/save/share flows
• Generate shopping list from selected recipes

3. Goals Tracking Module (2 weeks)

• Calorie needs calculator (age, weight, height, activity)
• Trends charts for nutrition & activity

4. Advanced Search & Personalization (2 weeks)

• Keyword & filter search against recipe dataset
• Allergy/dietary preferences settings

5. Settings & Integrations (2 weeks)

• Manage HealthKit permissions, push notifications
• Profile, privacy, dietary preferences

Deliverables: TestFlight beta release; user feedback report; app store submission prep

Phase 5: Kivy Dev API & Backend

Duration: 6 weeks

Goals: build token‐based API, secure backend, developer docs

Tasks:

1. API Design & Auth (1 week)

• Define endpoints: embeddings, recipe search, personalization
• JWT token flows, rate limiting via NestJS & Passport

2. Data Layer & Caching (2 weeks)

• DrizzleORM models for recipes, users, analytics
• Redis + BullMQ for asynchronous tasks (notifications, content generation)

3. Security & Hardening (1 week)

• Enforce HTTPS, JWT expiry, bcrypt-salted passwords
• Audit for SQL-injection, XSS, CSRF

4. Developer Portal & Docs (2 weeks)

• Next.js/API reference with code samples
• Interactive API key management UI

Deliverables: live API endpoints; Postman collection; developer portal

Phase 6: Testing, QA & Performance

Duration: 6 weeks (ongoing overlap)

Goals: ensure stability, security, performance across all components

Tasks:

• Automated Test Suites
• Backend e2e tests (NestJS + Supertest)
• UI tests (Playwright for web & mobile prototypes)
• Performance Benchmarking
• Load test APIs; measure latency under 100 ms per call
• Memory-profiling on Raspberry Pi & SwiftUI app
• Security Audits
• Penetration testing of web endpoints
• Review mobile storage encryption & keychain

Deliverables: test coverage reports; performance dashboards; security audit summary

Phase 7: Beta Launch & Feedback

Duration: 4 weeks

Goals: iterative refinement based on real user input

Tasks:

• Release web app and hardware demo to pilot users
• Distribute TestFlight invites & collect feedback via in-app surveys
• Triage bug reports, usability issues; schedule sprints for fixes

Deliverables: bug backlog; UX improvement plan; updated builds

Phase 8: Commercial Launch & Monitoring

Duration: 4 weeks

Goals: public release, marketing, operational readiness

Tasks:

• Finalize packaging for Kivy Hub; coordinate manufacturing logistics
• App Store & web launch campaigns; press release
• Set up monitoring: Sentry for errors, Grafana dashboards for API usage

Deliverables: launched product; marketing collateral; monitoring alerts configured

Phase 9: Maintenance & Roadmapping

Ongoing

• Support & Updates: monthly sprints for bugfixes and enhancements
• Feature Roadmap: plan Godot-based web re-implementation, Android support
• Community & Dev Evangelism: webinars, SDK expansions

Timeline Summary