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⚡ AI Lessons

Dev.to · Jonathan
22h ago
GitHub Actions Logs for Email API Retries
A practical way to make email API retries in GitHub Actions visible, debuggable, and less noisy for engineers on call.

Dev.to · Jonathan
2d ago
Stop Testing the Prompt. Test the Tool Boundary.
Microsoft's Semantic Kernel vulnerabilities from May 2026 are easy to describe as prompt-injection...

Dev.to · Jonathan
1w ago
Git Diffs Make Email Checks Reproducible
A practical GitHub Actions workflow for tying email test evidence to the exact diff that triggered it.

Dev.to · Jonathan
🤖 AI Agents & Automation
⚡ AI Lesson
3w ago
Build a Release-Blocking Containment Test for AI Agent Sandboxes
An AI agent can be denied direct Internet access and still reach the Internet. That is the...

Dev.to · Jonathan
📣 Digital Marketing & Growth
⚡ AI Lesson
3w ago
Review Email API Runs With a Receipt File
A practical workflow for turning email API checks into reviewable receipt files with cleaner CI triage and less rerun guessing.

Dev.to · Jonathan
🤖 AI Agents & Automation
⚡ AI Lesson
4w ago
Indirect Prompt Injection: Build a Release-Blocking Test for Web-Enabled AI Agents
A web-enabled AI agent reads a page that looks like developer documentation. The visible content...

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
4w ago
Lease One Inbox Per Matrix Job
A practical GitHub Actions pattern for parallel email API checks that isolates inbox ownership and makes failures easier to debug.

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
4w ago
Artifact Contracts for Email CI Jobs
A practical GitHub Actions pattern for turning email CI artifacts into fast review contracts with less rerun noise and cleaner API debugging.

Dev.to · Jonathan
🖌️ UI/UX Design
⚡ AI Lesson
1mo ago
Thoughts on Tailwind
In the right hands, Tailwind code can be clean and maintainable.

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
Contract-Test Signup Emails in GitHub Actions
Signup email checks are one of those tasks that look tiny until they start failing in CI for three...

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
Git Diffs for Inbox Contract Reviews
A practical way to review email API changes with small inbox contracts, cleaner Git diffs, and fewer flaky handoffs.

Dev.to · Jonathan
🔧 Backend Engineering
1mo ago
Golden Traces for Email API Regressions
A practical workflow for capturing golden traces around email APIs so regressions are easier to spot in CI before reruns hide them.

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
Concurrency Keys for Email API Checks
A practical GitHub Actions pattern for stopping overlapping email API runs from fighting over inbox state and wasting CI time.

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
Git Bisect for Email API Flakes in CI
A practical Git and GitHub Actions workflow for isolating flaky email API regressions with smaller evidence sets and faster triage.

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
GitHub Actions Notes for Faster Email API Triage
A practical GitHub Actions workflow for triaging email API failures faster with job summaries, scoped traces, and less CI guesswork.

Dev.to · Jonathan
🌐 Frontend Engineering
⚡ AI Lesson
1mo ago
Scaling a Static Site to 4,400 Pages Without Breaking Google
I built Luxury Hotel Offers, a fully static site with 3,400+ listings that generates 4,400 HTML pages...

Dev.to · Jonathan
📣 Digital Marketing & Growth
⚡ AI Lesson
1mo ago
Contract-Test API Emails in GitHub Actions
Email tests in CI often fail for boring reasons, not exotic ones. The API sends the right event, but...

Dev.to · Jonathan
🔧 Backend Engineering
⚡ AI Lesson
1mo ago
API Fixture Pattern for Email Regression Checks
A practical API testing pattern for catching email regressions in staging with isolated inboxes, reusable fixtures, and low-noise automation.

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
1mo ago
GitHub Actions Email Smoke Tests That Scale
A practical GitHub Actions workflow for validating email delivery in staging without leaking test traffic into real inboxes.

Dev.to · Jonathan
🤖 AI Agents & Automation
⚡ AI Lesson
1mo ago
MCP STDIO: The Command Runs Before the Server Is Trusted
If you are building AI agents with MCP, there is one detail about STDIO transport that is easy to...

Dev.to · Jonathan
🧠 Large Language Models
⚡ AI Lesson
1mo ago
Your Local LLM Is Not as Private as You Think
The Bleeding Llama vulnerability shows why running AI locally is not a security...

Dev.to · Jonathan
🤖 AI Agents & Automation
⚡ AI Lesson
2mo ago
I built a region-survivable system by directing an AI agent. An append-only decision log kept it coherent.
Most of Quorum's code was written by directing an AI coding agent. The discipline that turned that speed into a correct multi-region database application was an

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
2mo ago
Surviving the region you run in: failover on Aurora DSQL, and what the demo proves
How Quorum's failover layer works on Amazon Aurora DSQL multi-region clusters, an honest account of what the chaos demo simulates and what it does not, and wher

Dev.to · Jonathan
☁️ DevOps & Cloud
⚡ AI Lesson
2mo ago
Optimistic concurrency is the whole design: event sourcing on Aurora DSQL
How an incident-command record built on Amazon Aurora DSQL stays consistent under cross-region contention, and why the property that lets the database survive a
DeepCamp AI