deno: add page (#3894)

pages/common/deno.md

@@ -0,0 +1,24 @@
+# deno
+
+> A secure runtime for JavaScript and TypeScript.
+> More information: <https://deno.land/>.
+
+- Run a JavaScript or TypeScript file:
+
+`deno {{path/to/file.ts}}`
+
+- Start a REPL (interactive shell):
+
+`deno`
+
+- Run a file with network access enabled:
+
+`deno --allow-net {{path/to/file.ts}}`
+
+- Run a file from a URL:
+
+`deno {{https://deno.land/std/examples/welcome.ts}}`
+
+- Install an executable script from a URL:
+
+`deno install --allow-net --allow-read {{file_server}} {{https://deno.land/std/http/file_server.ts}}`