What is AGENTS.md? How to write one your coding agents follow
AGENTS.md is a Markdown file that tells AI coding agents how to work on your repo. What it is, which tools read it, and how to write one that works.
Codema Editorial
Codema Editorial is the organization byline.
UTM tracking setup: a UTM naming guide for AI-built sites
A UTM tracking setup for GA4: what each UTM parameter does, a lowercase naming convention to copy, auto-tagging rules, and launch checks for AI-built sites.
How to run coding agents safely: permissions, sandboxes and secrets
How to run coding agents safely with Claude Code permission modes, Codex sandbox and approval settings, deny rules, and habits that keep secrets out of reach.
MCP security best practices: how to use MCP servers without leaking data
MCP security best practices for vibe coders: prompt injection risks, what the MCP spec requires, and a checklist to use MCP servers without leaking data.
Git and GitHub basics for vibe coders: never lose AI-written code
Git and GitHub basics for vibe coders: the commands you need, a branch-per-task workflow for coding agents, .gitignore for secrets, and push protection.
GA4 predictive audiences: how they work and how to use them in Google Ads
GA4 predictive audiences target users likely to buy or churn. The requirements, how to create one, and how to use it in Google Ads, from Google docs.
How to back up a Supabase database and export your data
How to back up a Supabase database: what each plan backs up, how to export with supabase db dump, how to restore, and what backups leave out.
How to add an MCP server to Cursor, Claude Code and Codex
Step-by-step: how to add an MCP server to Cursor, Claude Code and Codex, with copy-paste config for the Supabase and GitHub MCP servers.
What are agent skills? How to write your first SKILL.md
Agent skills are SKILL.md folders your AI agent loads on demand. Learn the format and write your first skill for Claude Code, Cursor and Codex.
How to vibe code a SaaS with Supabase and Vercel in a weekend
A two-day plan to vibe code a SaaS with an AI agent, Next.js, Supabase and Vercel, including the Row Level Security steps most weekend builds skip.
How to review AI-generated code before production: a checklist
A practical routine to review AI-generated code before production: access control first, then secrets, dependencies, errors, and agents reviewing agents.
Predictive creative testing: how to test AI ad creatives before you spend
Predictive creative testing uses AI to generate and pre-score ad creatives, then confirms the winners with real Google Ads or Meta experiments.
Cursor vs Claude Code vs Codex: how to pick an AI coding agent
Cursor vs Claude Code vs Codex vs GitHub Copilot: how these AI coding agents differ in where they run, and how to choose one without lock-in.
Own your code and data: why it matters when you build with AI
AI makes software cheap to build, so ownership matters more. Why to own your code and data, how to avoid vendor lock-in, and a checklist to get there.
What is MCP? The Model Context Protocol explained for vibe coders
What is MCP? The Model Context Protocol lets your coding agent use real tools like your database. How it works, how to connect a server, and how to stay safe.
How to build a bilingual app for Quebec with AI: French rules and Law 25
How to build a bilingual app for Quebec with AI: OQLF French-language rules, Law 25 privacy duties, Next.js i18n patterns and resources.
10 copy-paste AI coding prompts to ship a web app
Ten copy-paste AI coding prompts that take a web app from idea to production in Cursor, Claude Code or Codex: plan, schema, auth, tests, security, launch.