feat: print build info at startup; version placeholders filled in by CI [CI SKIP]

web/display/package.json

@@ -1,7 +1,7 @@
 {
   "name": "moshiro-display",
   "private": true,
-  "version": "0.1.0",
+  "version": "0.0.0-dev",
   "type": "module",
   "scripts": {
     "dev": "vite",