hoodini/ai-agents-skills/railway

# Install Railway CLI
npm i -g @railway/cli
 
# Login
railway login
 
# Initialize project
railway init
 
# Deploy
railway up

[build]
builder = "nixpacks"
buildCommand = "npm run build"
 
[deploy]
startCommand = "npm start"
healthcheckPath = "/health"
healthcheckTimeout = 300
restartPolicyType = "on_failure"
restartPolicyMaxRetries = 3
 
[service]
internalPort = 3000

# nixpacks.toml
[phases.setup]
nixPkgs = ["nodejs-18_x", "python311"]
 
[phases.install]
cmds = ["npm ci"]
 
[phases.build]
cmds = ["npm run build"]
 
[start]
cmd = "npm start"

# Set variable
railway variables set DATABASE_URL="postgres://..."
 
# Set from file
railway variables set < .env
 
# Link to service
railway service
railway variables set API_KEY="secret"

# Add PostgreSQL
railway add -d postgres
 
# Get connection string
railway variables get DATABASE_URL

railway add -d redis
# Access via REDIS_URL

railway add -d mysql
# Access via MYSQL_URL

# Services can communicate via internal DNS
# Format: ${{service-name}}.railway.internal
 
# Example: API calling database service
DATABASE_HOST: ${{postgres.railway.internal}}
DATABASE_PORT: 5432

# Create volume
railway volume create my-data
 
# Mount in service
railway volume attach my-data:/app/data

// Data persists across deploys
const dataPath = '/app/data';
fs.writeFileSync(`${dataPath}/file.json`, JSON.stringify(data));

# railway.toml
[deploy]
startCommand = "node cron.js"
cronSchedule = "0 */6 * * *"  # Every 6 hours

my-project/
├── api/
│   ├── railway.toml
│   └── ...
├── worker/
│   ├── railway.toml
│   └── ...
└── frontend/
    ├── railway.toml
    └── ...

cd api && railway up
cd ../worker && railway up
cd ../frontend && railway up

FROM node:18-alpine
 
WORKDIR /app
COPY package*.json ./
RUN npm ci --only=production
COPY . .
 
EXPOSE 3000
CMD ["npm", "start"]

# railway.toml
[build]
builder = "dockerfile"
dockerfilePath = "./Dockerfile"

// Express health endpoint
app.get('/health', (req, res) => {
  res.status(200).json({ 
    status: 'healthy',
    timestamp: new Date().toISOString()
  });
});

# railway.toml
[deploy]
healthcheckPath = "/health"
healthcheckTimeout = 100