bindkey: add page (#8089)

Co-authored-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
Co-authored-by: Axel Navarro <navarroaxel@gmail.com>

pages/common/bindkey.md

@@ -0,0 +1,20 @@
+# bindkey
+
+> Add keybindings to Z-Shell.
+> More information: <https://zsh.sourceforge.io/Guide/zshguide04.html>.
+
+- Bind a hotkey to a specific command:
+
+`bindkey "{{^k}}" {{kill-line}}`
+
+- Bind a hotkey to a specific key sequence:
+
+`bindkey -s '^o' 'cd ..\n'`
+
+- View keymaps:
+
+`bindkey -l`
+
+- View the hotkey in a keymap:
+
+`bindkey -M main`