v: add page (#15235)

Co-authored-by: Juri Dispan <juri.dispan@posteo.net>

pages/common/v.md

@@ -0,0 +1,36 @@
+# v
+
+> A tool for managing V source code.
+> More information: <https://docs.vlang.io/getting-started.html>.
+
+- Compile a file and output its executable:
+
+`v {{path/to/file.v}}`
+
+- Compile the current project or directory:
+
+`v .`
+
+- Compile a file and run it:
+
+`v run {{path/to/file.v}}`
+
+- Compile a file and run it, output its executable:
+
+`v crun {{path/to/file.v}}`
+
+- Re-compile on every modification to a file:
+
+`v watch {{path/to/file.v}}`
+
+- Re-run on every modification to a file:
+
+`v watch run {{path/to/file.v}}`
+
+- Open the v repl:
+
+`v repl`
+
+- Format a file and [w]rite to it:
+
+`v fmt -w {{path/to/file.v}}`