Update cheatsheets

tldr/linux/cage

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# cage
+
+> Open an applications in a kiosk mode.
+> More information: <https://github.com/cage-kiosk/cage/blob/master/cage.1.scd>.
+
+- Run an application:
+
+`cage {{application}}`
+
+- Give the application arguments:
+
+`cage -- {{application}} {{arguments}}`
+
+- Display help:
+
+`cage -h`