Add “Building a federated blog” tutorial (Astro + Bun + SQLite)#695

Merged

dahlia merged 42 commits intofedify-dev:mainfrom

dahlia:tutorial/astro-blog

Apr 23, 2026

Commits on Apr 18, 2026

Add Astro blog tutorial: intro and project setup (chapters 1–2)
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Add Astro blog tutorial: building the blog (chapter 3)
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Add Chapter 4 (Implementing the ActivityPub actor) to astro-blog tutorial
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Add Chapter 5 (Interoperating with Mastodon) to astro-blog tutorial
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Add Chapter 6 (Implementing followers) to astro-blog tutorial
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Add Chapter 7 (Persisting data with SQLite) to astro-blog tutorial
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Add Chapter 8 (Publishing posts) and add Twoslash to TypeScript blocks
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Add Chapter 9 (Receiving and displaying comments) to astro-blog tutorial
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Add Chapter 10 (What's next) and CHANGES.md entry for astro-blog tutorial
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Switch Chapter 5 interop example from Mastodon to ActivityPub.Academy
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Explain ActivityPub.Academy's temporary account system in Chapter 5
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Use italics instead of bold for UI button and label names in tutorial
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Replace text snippet with profile screenshot in Chapter 5
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Reformat "worth noting" items as an italic-term list, add Web Crypto API link
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Use definition list for Create/Update/Delete handler descriptions in Chapter 9
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Fix heading capitalization: Delete(Article) with backticks in Chapter 10
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Improve Fly.io deployment section: add context and make it conditional
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Add Chapter 9 testing section and fix middleware/config documentation
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Fix chapter headings to use h2 (---) instead of h1 (====)
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Add bun-types to proper_nouns in .hongdown.toml
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Replace chapter number references with linked italic section titles
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Add PR number #695 to CHANGES.md entry for astro-blog tutorial
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Fix tutorial content inaccuracies caught in review
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Address review comments on Astro blog tutorial
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Fix several inaccuracies in Astro blog tutorial
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Remove ESLint-specific disable comments from in-memory store snippet
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Use unique timestamps in Create and Delete activity IDs
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Guard post sync against wrong-URL and transient-failure scenarios
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Fix inaccurate intro and add tunnel-URL warning to tutorial
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Return proper 404 response instead of redirecting to /404
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Validate Undo(Follow) target before removing follower
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Always reconcile posts DB even when there are no followers
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Commits on Apr 19, 2026

Commits on Apr 21, 2026