Design a Single-Server Setup: Reverse Proxy, App, and Database
Draw the boundaries between the public entry point, reverse proxy, application, database, files, and backups so fewer ports are exposed and incidents are easier to diagnose.
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Run a Web Application as a systemd Service
Move an app out of a temporary terminal session. Define a dedicated user, working directory, environment file, restart behavior, and logs, then verify the service safely.
Deploy Your First Static Website to a Linux Server with Caddy
Upload a local HTML and CSS site to a safe web directory, install Caddy, configure the domain, validate the configuration and publish without exposing a development server.
Install Ollama on Linux and Expose It Safely
Install Ollama on Linux, run a first model, verify the local API and understand why port 11434 should not be exposed to the public internet without authentication.