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Programming

Verdict Fullstack Architecture & Implementation

Verdict teaches developers how to build and deploy this open-source project from scratch.

19 lessons · about 8 hours · by Sardor · 0 forks

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Repository Architecture & Tech Stack Overview

# Repository Architecture & Tech Stack Overview ![Conceptual diagram illustrating Repository Architecture & Tech Stack Overview: In this lesson, the learner explored the core repository architecture, feature set, and tech stack of Verdict 0.1.0. Key concepts covered…

Syllabus

19 lessons across chapters
1

Module 1: System Bootstrapping & Entry Points

4 lessons

  1. Lesson 1

    Repository Architecture & Tech Stack Overview

    Explore repository architecture, feature set, and core tech stack outlined in README.md and PROJECT_CONTEXT.md

  2. Lesson 2

    Next.js Layout & Tailwind Styling Setup

    Configure Next.js 14 App Router root layout, theme switching, and Tailwind CSS design tokens in app/layout.tsx and app/globals.css

  3. Lesson 3

    Marketing Landing Page & Auth Modals

    Build the marketing landing page with sticky headers, sample previews, and interactive auth modals in app/page.tsx and components/AuthModal.tsx

  4. Lesson 4

    Analyzer Tool Shell & Tab Navigation

    Initialize the main analyzer tool shell with multi-tab navigation for Analyze, History, and Profile in app/app/page.tsx

2

Module 2: Core Domain Models & Schemas

4 lessons

  1. Lesson 5

    Gemini AI Client & Model Configuration

    Configure Gemini AI client initialization and model environment variables in lib/analyzer.ts

  2. Lesson 6

    Zod Schemas for Structured Output

    Define strict Zod validation schemas for contract risk verdicts, health indexes, and flag arrays in lib/analyzer.ts

  3. Lesson 7

    Prompt Engineering & AI Fallbacks

    Implement structured prompt engineering and multi-model fallback handling for Gemini 3.5 Flash in lib/analyzer.ts

  4. Lesson 8

    Verdict UI Components & Report Visualization

    Render interactive score gauges, flag cards, and detailed report views in components/ScoreGauge.tsx, components/FlagCard.tsx, and components/ReportView.tsx

3

Module 3: Authentication, Security & Database Layer

4 lessons

  1. Lesson 9

    Firebase Client Initialization & App Check

    Configure lazy Firebase client initialization and App Check setup in lib/firebaseClient.ts

  2. Lesson 10

    Firebase Auth & Session Provider

    Implement Firebase Auth session management, email/password, Google providers, and user context in components/AuthProvider.tsx

  3. Lesson 11

    Firestore Scan History & Profile Management

    Build Firestore scan history CRUD operations, re-view deletion, and user profile plan management in lib/scans.ts

  4. Lesson 12

    Firestore Security Rules & Access Control

    Enforce strict owner-only read/write security rules and data isolation policies in firestore.rules

4

Module 4: Execution Engine & Business Logic Pipelines

4 lessons

  1. Lesson 13

    Contract Analysis API Route

    Build the core contract analysis API route with Bearer token authentication and file ingestion in app/api/analyze/route.ts

  2. Lesson 14

    Free-Tier Quota Enforcement & Pro Plans

    Enforce free-tier monthly scan quotas and Pro plan access limits in lib/quota.ts

  3. Lesson 15

    Server-Side Token & App Check Verification

    Implement server-side Firebase Admin ID-token verification and App Check checks in lib/firebaseAdmin.ts

  4. Lesson 16

    Tone-Aware Counter-Offer Generation

    Build the tone-aware counter-offer email generation route and interactive email panel in app/api/counter-offer/route.ts and components/EmailPanel.tsx

5

Module 5: Production Hardening & Deployment

3 lessons

  1. Lesson 17

    Production Environment & Service Accounts

    Configure production environment variables and service account JSON secrets for secure server-side deployments

  2. Lesson 18

    App Check & reCAPTCHA Enterprise Integration

    Integrate reCAPTCHA Enterprise and configure authorized domains for Firebase App Check enforcement on Vercel

  3. Lesson 19

    Error Handling & API Hardening

    Audit production error handling, explicit status codes (401, 402, 403, 503), and robust client feedback loops

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