+* libmagic/file
+
+=== "Alpine"
+ ```
+ awk 'NR==2' /etc/apk/repositories | sed 's/main/community/' | tee -a /etc/apk/repositories
+ apk update
+ apk add curl unzip ncurses postgresql postgresql-contrib nginx certbot file-dev
+ ```
+
+=== "Debian/Ubuntu"
+ ```
+ apt install curl unzip libncurses5 postgresql postgresql-contrib nginx certbot libmagic-dev
+ ```
+
+### Installing optional packages
+
+Per [`docs/installation/optional/media_graphics_packages.md`](optional/media_graphics_packages.md):
+ * ImageMagick
+ * ffmpeg
+ * exiftool