tuir: add page (#5025)

pages/common/tuir.md

@@ -0,0 +1,25 @@
+# tuir
+
+> A text user-interface (TUI) to view and interact with Reddit from your terminal.
+> Navigate with the Vim keys.
+> More information: <https://gitlab.com/ajak/tuir>.
+
+- Launch tuir:
+
+`tuir`
+
+- Open a subreddit:
+
+`/{{subreddit_name}}`
+
+- Open a link:
+
+`o`
+
+- Open a specific subreddit on launch:
+
+`tuir -s {{subreddit_name}}`
+
+- Open external links using programs defined in the mailcap config:
+
+`tuir --enable-media`