Initiële commit: VibeFinance 3-container opzet

Basislijn van de bestaande applicatie (Vite/React frontend, Express
backend, PostgreSQL) zoals die in de index stond, plus dev-, release-
en documentatiescripts.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

package.json

@@ -0,0 +1,8 @@
+{
+  "name": "vibefinance",
+  "version": "0.1.5-dev",
+  "description": "VibeFinance — persoonlijk vermogensbeheer",
+  "private": true,
+  "repository": "https://vibehoogie.duckdns.org/vibe/VibeFinance",
+  "updateCheckUrl": "https://vibehoogie.duckdns.org/api/v1/repos/vibe/VibeFinance/releases/latest"
+}