Add systemd service

contrib/diogenes.service

@@ -0,0 +1,15 @@
+[Unit]
+Description=Diogenes Datasette
+After=network.target
+
+[Service]
+# Adapt these values how you see fit
+Type=simple
+User=diogenes
+Environment=DATASETTE_SECRET=
+Environment=DIOGENES_PASSWORD=
+WorkingDirectory=/opt/diogenes
+ExecStart=bash -c 'eval "poetry run datasette serve --load-extension=mod_spatialite.so --metadata metadata.yml --setting default_cache_ttl 3600 --setting sql_time_limit_ms 10000 --setting max_returned_rows 999 --cors $(for f in dbs/*; do echo -n "--immutable $f "; done)"'
+
+[Install]
+WantedBy=multi-user.target