Build, Test, Deploy: Real-World Projects with w3compiler
Overview
This guide shows a concise, practical workflow using w3compiler to build, test, and deploy small-to-medium web projects. It assumes a typical modern stack (HTML/CSS/JS, optional backend in Node/Python) and focuses on speedy iteration and repeatable steps.
1) Project setup (Build)
- Create project: New workspace in w3compiler; choose template (vanilla, React, Vue, Node).
- Structure: src/, public/, tests/, build/ (output).
- Package: Initialize package.json and install dev dependencies (bundler, linters).
- Bundling: Configure bundler (Vite/webpack/esbuild) to output to build/.
- Local assets: Add environment files (.env.development) and configure asset paths.
- Hot reload: Enable w3compiler live preview / hot module replacement for rapid development.
2) Testing
- Unit tests: Add Jest or Vitest; place tests alongside modules (src//.test.).
- Integration tests: Use Playwright or Cypress for browser flows configured to run against w3compiler’s preview URL.
- Linting & formatting: ESLint + Prettier on pre-commit with Husky.
- Test automation: Create npm scripts: “test”, “test:ci”, “lint”, “format”.
- CI integration: Push to repository and run tests in CI (GitHub Actions/GitLab CI) triggered by w3compiler exports or repo sync.
3) Build for production
- Environment: Switch to .env.production; ensure optimizations enabled in bundler (minification, tree-shaking).
- Assets: Fingerprint static files for caching; generate sourcemaps if needed.
- Bundle analysis: Run bundle analyzer to keep payloads small.
- Output: Produce a clean build/ directory ready for deployment.
4) Deploy
- Static sites: Deploy build/ to CDN or static hosts (Netlify, Vercel, Cloudflare Pages) via Git or manual upload from w3compiler export.
- Server apps: Containerize with Docker, push image to registry, deploy to platform (Heroku, Render, AWS ECS).
- Zero-downtime: Use blue/green or rolling deploys and health checks.
- Environment variables: Set production secrets in host platform; never commit them to repo.
5) Monitoring & Rollback
- Logs & metrics: Integrate error tracking (Sentry) and performance monitoring (Datadog, Lighthouse CI).
- Alerts: Configure alerting for failures and regressions.
- Rollback plan: Keep previous build artifacts or tags and automated rollback scripts for quick recovery.
Example npm scripts
Code
“scripts”: { “dev”: “vite”, “build”: “vite build”, “test”: “vitest”, “lint”: “eslint . –ext .js,.ts,.jsx,.tsx”, “format”: “prettier –write .” }
Quick checklist before release
- All tests pass in CI
- Linting & formatting clean
- Build size within target
- Secrets set in production
- Monitoring & alerts configured
If you want, I can adapt this guide into a step-by-step checklist, CI workflow file, or a deployment script for a specific hosting provider—tell me which.
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