script: add page (#2918)

pages/linux/script.md

@@ -0,0 +1,19 @@
+# script
+
+> Record all terminal output to file.
+
+- Record a new session to a file named `typescript` in the current directory:
+
+`script`
+
+- Record a new session to a custom filepath:
+
+`script {{path/to/session.out}}`
+
+- Record a new session, appending to an existing file:
+
+`script -a {{path/to/session.out}}`
+
+- Record timing information (data is outputted to the standard error):
+
+`script -t 2> {{path/to/timingfile}}`