boxes: add page (#9961)

* boxes: add page
---------
Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

pages/common/boxes.md

@@ -0,0 +1,24 @@
+# boxes
+
+> Draw, remove, and repair ASCII art boxes.
+> More information: <https://boxes.thomasjensen.com>.
+
+- Draw a box around a string:
+
+`echo "{{string}}" | boxes`
+
+- Remove a box from a string:
+
+`echo "{{string}}" | boxes -r`
+
+- Draw a box with a specific design around a string:
+
+`echo "{{string}}" | boxes -d {{parchment}}`
+
+- Draw a box with a width of 10 and a height of 5:
+
+`echo "{{string}}" | boxes -s {{10}}x{{5}}`
+
+- Draw a box with centered text:
+
+`echo "{{string}}" | boxes -a c`