Added --version support

bin.mjs

@@ -1,5 +1,8 @@
 #!/usr/bin/env node
 
+import path from 'path'
+import { fileURLToPath } from 'url'
+import fs from 'fs'
 import config from './lib/config.mjs'
 import SPServer from './lib/spserver.mjs'
 
@@ -17,6 +20,13 @@ if (config.get('config')) {
   process.exit(0)
 }
 
+if (config.get('version')) {
+  const __dirname = path.dirname(fileURLToPath(import.meta.url))
+  const pckg = JSON.parse(fs.readFileSync(path.resolve(path.join(__dirname, './package.json'))))
+  console.log(`spserver ${pckg.version}`)
+  process.exit(0)
+}
+
 if (displayHelp) {
   console.log(`Run static server for static files, simple servers or pure MVVM projects.
 Specifying either file or folder serving is required.