01Writing · Tag

Articles tagged "supabase-auth".

At a glance
Articles
3
Published
Mar→May 2026
Reading time
21 min
In series
3

Articles tagged supabase-auth

7 min chrome-extensionmanifest-v3supabase

How to build a Chrome extension popup with Supabase Auth (step by step)

Wire Supabase Auth into an MV3 popup: bundle the UMD, persist sessions in chrome.storage, recover state on reopen. Working code included.

Chrome Extension Lifecycle 2/3

Every time the Chrome popup closes, your user is logged out again.

7 min supabasesupabase-authsupabase-publishable-key

Migrating to Supabase publishable keys broke my Chrome extension. Here is the fix.

sb_publishable_* keys return 401 from hand-rolled fetch. Migration to @supabase/supabase-js plus a chrome.storage.local session adapter for Manifest V3. 158 lines of HTTP became 67.

Claude Code Engineering 7/9

They sign in, close the popup, and thirty seconds later they are logged out again.

7 min supabasesupabase-authpostgres

Two-layer identity models in Supabase: when auth and authorization disagree

Supabase Auth creates identities, not roles. Use a user_roles table, RLS policies, and one trigger migration so signups never strand users without permissions.

Supabase Production Hardening 1/8

The user did something weird.

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