goaccess: add page (#6666)

pages/linux/goaccess.md

@@ -0,0 +1,20 @@
+# goaccess
+
+> An open source real-time web log analyzer.
+> More information: <https://goaccess.io>.
+
+- Analyze one or more log files in interactive mode:
+
+`goaccess {{path/to/logfile1 path/to/file2 ...}}`
+
+- Use a specific log-format (or pre-defined formats like "combined"):
+
+`goaccess {{path/to/logfile}} --log-format={{format}}`
+
+- Analyse a log from stdin:
+
+`tail -f {{path/to/logfile}} | goaccess -`
+
+- Analyze a log and write it to an HTML file in real-time:
+
+`goaccess {{path/to/logfile}} --output {{path/to/file.html}} --real-time-html`