Move pages under tldr, lint run.sh, update docs

tldr/linux/cockpit-bridge

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# cockpit-bridge
+
+> Relay messages and commands between the front end and server in the cockpit suite.
+> More information: <https://cockpit-project.org/guide/latest/cockpit-bridge.1.html>.
+
+- List all cockpit packages:
+
+`cockpit-bridge --packages`
+
+- Display help:
+
+`cockpit-bridge --help`