Main Branch

Fundamentals first, always

Main Branch Newsletter

Explore all past issues of Main Branch.

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⚙️ Main Branch: The One Where We Cut Through the AI Noise

Copilot CLI, ACP preview, session handoff, repo memory, /review, live steering, and the --yolo flag to ship faster.

Andrea Griffiths
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🏎️ Main Branch: The One Where Everything Gets Faster

35% of issues now load in under 200ms. Plus: the Files Changed update you've been waiting for.

Andrea Griffiths
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👩🏽‍🚀 Main Branch: The One About Intentional Architecture

Cloudflare acquired Astro. Here's why the design philosophy matters more than the ownership.

Andrea Griffiths
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🥷🏽 Main Branch: The One Where Security Is Free

Five ecosystems in one week. CodeQL in three clicks. Your repo is probably missing both.

Andrea Griffiths
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🚀 Main Branch: The One Where Tooling Gets Faster

TypeScript 7 is 10x faster. Your Actions page finally works. And my 2026 prediction.

Andrea Griffiths
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🎁 Main Branch: The One With the Prize Winners

Giveaway winners announced + a Git tip you'll actually use.

Andrea Griffiths
en

💰 Main Branch: The One Where Actions Got Cheaper?

The best infrastructure is the one your team actually uses.

Andrea Griffiths
en

💡 Main Branch: The One With Git Tips Nobody Tells You

Use commands most people miss. Git fundamentals that actually save you time.

Andrea Griffiths
en

🔌 Main Branch: The One Where It's Not an API

MCP explained. No hype, just what you need to know.

Andrea Griffiths
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🔎 Main Branch: The One Where Code Reviews Got Actually Better

Review faster: batch suggestions, instant context, less noise

Andrea Griffiths
en

🔐 Main Branch: The One Where Actions got Hardened

OIDC tokens got smarter and pull_request_target gets locked down - two security wins that actually matter for your workflows.

Andrea Griffiths
en

🚢 Main Branch: The one where everyone missed the good stuff

While everyone was talking about AI agents at Universe, these features shipped quietly. Here's what you missed.

Andrea Griffiths