script: add page (#2485)

pages/common/script.md

@@ -0,0 +1,23 @@
+# script
+
+> Make a typescript file of a terminal session.
+
+- Start recording in file named "typescript":
+
+`script`
+
+- Stop recording:
+
+`exit`
+
+- Start recording in a given file:
+
+`script {{logfile.log}}`
+
+- Append to an existing file:
+
+`script -a {{logfile.log}}`
+
+- Execute quietly without start and done messages:
+
+`script -q {{logfile.log}}`