Daily Reflection Journal

An AI-powered journaling app built with Cloudflare Workers that helps you reflect deeper on your daily experiences through thoughtful, context-aware questions.

Features

• ** AI-Powered Reflection** - Get thoughtful follow-up questions from JerAI (powered by Llama 3.3 70B)
• Voice Input - Speak your thoughts using voice-to-text transcription
• ** Context-Aware** - AI remembers your previous entries and recurring themes
• ** Pattern Recognition** - Track your journaling patterns and common themes
• ** Entry Management** - Edit and delete entries as needed
• ** Persistent Storage** - All data stored securely in Cloudflare Durable Objects

Backend

• Cloudflare Workers
• Workers AI - Llama 3.3 70B
• Durable Objects
• TypeScript

Frontend

• Vanilla JavaScript
• Web Speech API
• CSS3
• HTML5

Architecture

┌─────────────────────────────────────────────────────────────┐
│                      Cloudflare Edge                        │
├─────────────────────────────────────────────────────────────┤
│                                                              │
│  ┌──────────────┐         ┌──────────────┐                 │
│  │   Worker     │────────▶│  Workers AI  │                 │
│  │  (index.ts)  │         │ (Llama 3.3)  │                 │
│  └──────┬───────┘         └──────────────┘                 │
│         │                                                    │
│         ▼                                                    │
│  ┌──────────────────────────────────────┐                  │
│  │      Durable Object Storage          │                  │
│  │      (JournalStorage)                │                  │
│  │  • Journal Entries                   │                  │
│  │  • User Profiles                     │                  │
│  │  • Theme Tracking                    │                  │
│  └──────────────────────────────────────┘                  │
│                                                              │
│  ┌──────────────────────────────────────┐                  │
│  │         Static Assets                │                  │
│  │  • HTML, CSS, JavaScript             │                  │
│  └──────────────────────────────────────┘                  │
│                                                              │
└─────────────────────────────────────────────────────────────┘

📦 Project Structure

cfaidailyjournal/
├── src/
│   ├── index.ts              # Main Worker entry point
│   └── journal-storage.ts    # Durable Object implementation
├── public/
│   ├── index.html           # Main page
│   ├── app.js               # Frontend logic
│   └── styles.css           # Styling
├── wrangler.jsonc           # Cloudflare Workers config
├── package.json             # Dependencies
├── tsconfig.json            # TypeScript config
├── Prompts.md              # AI prompts documentation
└── README.md               # This file

🛠️ Setup & Installation

Prerequisites

• Node.js 18+
• npm or yarn
• Cloudflare account (free tier is fine!)

Installation

1. Clone the repository

   git clone https://github.com/DanChigo/cf_ai_dailyjournal.git
   cd cf_ai_dailyjournal

2. Install dependencies

   npm install

3. Login to Cloudflare

   npx wrangler login

4. Start development server

   npm run dev

   The app will be available at http://localhost:8787

5. Deploy to production

   npm run deploy

Future Roadmap

• Export entries to PDF/Markdown
• Calendar view of entries
• Custom AI personalities
• Streak tracking and reminders
• Dark mode toggle

Start your reflection journey today!