wpm: add page (#7886)

pages/common/wpm.md

@@ -0,0 +1,28 @@
+# wpm
+
+> Typeracer-like console app for measuring your WPM.
+> More information: <https://github.com/cslarsen/wpm>.
+
+- Start the program:
+
+`wpm`
+
+- Start wpm with short texts:
+
+`wpm --short`
+
+- Start wpm using a specific text file:
+
+`wpm --load {{path/to/file.txt}}`
+
+- Tag your race scores:
+
+`wpm --tag {{tag_name}}`
+
+- Show score statistics grouped by tags:
+
+`wpm --stats`
+
+- Start wpm with monochrome colors:
+
+`wpm --monochrome`