At work I’m running a CKEditor 5 migration from v26 to v47 across some twenty in-house plugins. Instead of tracking it all by hand, I wrote ckeditor_audit: a read-only MCP server that sorts every plugin into four migration statuses, flags what’s live in production, searches the code with ripgrep + ast-grep, and cuts the AI token bill by 80 to 95%.
Concrete PHP/Symfony implementation of OpenID Connect on top of an existing OAuth2 server: nonce, RSA keys, ID Token (JWT/RS256), UserInfo endpoint, Discovery, and JWKS — full code included.
Two Git commands that saved me from critical mistakes at work: git reflog to recover lost commits, and git rebase -i to rewrite history cleanly before a PR.
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