Add .env files to gitignore and update README with setup instructions

- Add .env.dev and .env.prod to .gitignore
- Document environment variable configuration in README
- Include instructions for generating secure keys

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.gitignore

@@ -130,6 +130,8 @@ celerybeat.pid
 
 # Environments
 .env
+.env.dev
+.env.prod
 .venv
 env/
 venv/

README.md

@@ -1,3 +1,52 @@
-# kebuu.com
+# Kebuu
 
-Spending Tracker
+A spending tracker web application built with Flask.
+
+## Setup
+
+### 1. Install Dependencies
+
+```bash
+cd src
+pip install -r requirements.txt
+```
+
+### 2. Create Environment Files
+
+Copy the example file and configure for your environment:
+
+```bash
+cp .env.example .env.dev   # For development
+cp .env.example .env.prod  # For production
+```
+
+Edit the files with your values:
+
+| Variable | Description | Example |
+|----------|-------------|---------|
+| `SECRET_KEY` | Flask session secret (use a strong random string in production) | `your-secret-key-here` |
+| `DATABASE_URL` | Database connection string | `sqlite:///kebuu.db` or `postgresql://user:pass@host/db` |
+| `ALTCHA_HMAC_KEY` | CAPTCHA signing key (use a strong random string) | `your-altcha-hmac-key-here` |
+
+Generate secure keys with:
+```bash
+python -c "import secrets; print(secrets.token_hex(32))"
+```
+
+### 3. Run the Application
+
+**Development:**
+```bash
+cd src
+python app.py
+```
+
+**Production (Docker):**
+```bash
+docker build -t kebuu .
+docker run -p 5000:5000 --env-file .env.prod kebuu
+```
+
+## Project Structure
+
+See [CLAUDE.md](CLAUDE.md) for detailed project documentation.