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# LetterFeed
LetterFeed is a self-hosted application that converts email newsletters into RSS feeds. Kind of like [kill the newsletter](https://github.com/leafac/kill-the-newsletter/), but with a given inbox.
<div align="center">
<img src="./screenshot.png">
</div>
## Getting Started
### Prerequisites
1. An existing mailbox with IMAP over SSL on port 993.
2. Make sure you have Docker and Docker Compose installed on your system.
### Installation
1. **Clone the repository:**
```bash
git clone https://github.com/LeonMusCoden/letterfeed.git
cd letterfeed
```
2. **Configure environment variables:**
```bash
cp .env.example .env
```
Edit the `.env` file with your specific settings.
3. **Build and run the Docker containers:**
```bash
docker compose up --build
```
### Behind a Reverse Proxy
Here are some example configurations for running LetterFeed behind a reverse proxy.
#### Nginx
```nginx
server {
listen 80;
listen 443 ssl;
server_name letterfeed.leonmuscat.de;
# SSL configuration (assuming certs are managed elsewhere, e.g., Certbot)
ssl_certificate /etc/letsencrypt/live/letterfeed.leonmuscat.de/fullchain.pem;
ssl_certificate_key /etc/letsencrypt/live/letterfeed.leonmuscat.de/privkey.pem;
include /etc/letsencrypt/options-ssl-nginx.conf;
ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;
# Public Feeds (No Authentication)
location /api/feeds/ {
proxy_pass http://frontend:3000; # Assuming 'frontend' is the service name or IP
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
# Secure Frontend (With Basic Auth)
location / {
auth_basic "Restricted Area";
auth_basic_user_file /etc/nginx/conf.d/htpasswd; # Path to your htpasswd file
proxy_pass http://frontend:3000; # Assuming 'frontend' is the service name or IP
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
}
```
#### Traefik
Create a docker-compose.override.yml with 2 routers for feeds and everything else.
```yaml
services:
frontend:
ports: !override []
labels:
- "traefik.enable=true"
- "traefik.http.services.frontend.loadbalancer.server.port=3000"
- "traefik.docker.network=traefik_web"
# --- Router for Public Feeds (No Authentication) ---
- "traefik.http.routers.frontend-public.rule=Host(`letterfeed.leonmuscat.de`) && PathPrefix(`/api/feeds/`)"
- "traefik.http.routers.frontend-public.priority=10"
- "traefik.http.routers.frontend-public.entrypoints=websecure"
- "traefik.http.routers.frontend-public.tls.certresolver=myresolver"
# --- Router for Secure Frontend (With Basic Auth) ---
- "traefik.http.routers.frontend-secure.rule=Host(`letterfeed.leonmuscat.de`)"
- "traefik.http.routers.frontend-secure.priority=5"
- "traefik.http.routers.frontend-secure.entrypoints=websecure"
- "traefik.http.routers.frontend-secure.tls.certresolver=myresolver"
- "traefik.http.routers.frontend-secure.middlewares=frontend-auth@docker"
- "traefik.http.middlewares.frontend-auth.basicauth.users=test:$$apr1$$ruV6b18i$$9J0V2yJ94jL0g08xJ2Q0Q/"
networks:
- letterfeed_network
- traefik_web
networks:
traefik_web:
external: true
```
## Development
### Frontend (Next.js)
To run the frontend in development mode:
```bash
cd frontend
npm install
npm run dev
```
### Backend (FastAPI)
To run the backend in development mode:
```bash
cd backend
uv sync --group test
uvicorn app.main:app --reload
```