Replacing a VPS Reverse SSH Tunnel Without Losing Rollback
How I traced slow self-hosted services to a reverse SSH path, moved public traffic to Cloudflare Tunnel one hostname at a time, and kept a fallback route.
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#Nginx
Notes connected by the Nginx tag.
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How I Run Codex from Mattermost on My Phone
The architecture, bridge, and security boundary behind my self-hosted Mattermost interface to Codex on a local development machine.
Reproducing Stale Nginx DNS with Docker Compose
A deterministic Docker Compose reproduction of Nginx proxying to an old backend IP, including the misleading first test and two runtime DNS fixes.
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