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>

backend/src/stores/dataStore.js

@@ -0,0 +1,22 @@
+import { db }           from "../db.js";
+import { INITIAL_DATA } from "../constants/initialData.js";
+
+export const dataStore = {
+  async load(userId) {
+    const { rows } = await db.query("SELECT data FROM user_data WHERE user_id = $1", [userId]);
+    return rows[0] ? JSON.parse(rows[0].data) : structuredClone(INITIAL_DATA);
+  },
+  async save(userId, payload) {
+    await db.query(
+      "INSERT INTO user_data (user_id, data) VALUES ($1, $2) ON CONFLICT (user_id) DO UPDATE SET data = $2",
+      [userId, JSON.stringify(payload)]
+    );
+    return payload;
+  },
+  async reset(userId) {
+    await db.query(
+      "INSERT INTO user_data (user_id, data) VALUES ($1, $2) ON CONFLICT (user_id) DO UPDATE SET data = $2",
+      [userId, JSON.stringify(structuredClone(INITIAL_DATA))]
+    );
+  },
+};

backend/src/stores/userStore.js

@@ -0,0 +1,43 @@
+/**
+ * PostgreSQL-backed user store.
+ */
+import { db } from "../db.js";
+
+const toUser = (row) => row ? { ...row } : null;
+
+export const userStore = {
+  async list() {
+    const { rows } = await db.query("SELECT * FROM users");
+    return rows.map(toUser);
+  },
+  async findByEmail(email) {
+    const { rows } = await db.query("SELECT * FROM users WHERE email = $1", [email]);
+    return toUser(rows[0]);
+  },
+  async findById(id) {
+    const { rows } = await db.query("SELECT * FROM users WHERE id = $1", [id]);
+    return toUser(rows[0]);
+  },
+  async create(data) {
+    const u = { id: `u${Date.now()}`, ...data };
+    await db.query(
+      "INSERT INTO users (id, naam, email, wachtwoord, rol, actief) VALUES ($1, $2, $3, $4, $5, $6)",
+      [u.id, u.naam, u.email, u.wachtwoord, u.rol ?? "Viewer", u.actief ?? true]
+    );
+    return u;
+  },
+  async update(id, patch) {
+    const { rows } = await db.query("SELECT * FROM users WHERE id = $1", [id]);
+    const user = toUser(rows[0]);
+    if (!user) return null;
+    const u = { ...user, ...patch };
+    await db.query(
+      "UPDATE users SET naam=$1, email=$2, wachtwoord=$3, rol=$4, actief=$5, avatar=$6 WHERE id=$7",
+      [u.naam, u.email, u.wachtwoord, u.rol, u.actief, u.avatar ?? null, id]
+    );
+    return u;
+  },
+  async remove(id) {
+    await db.query("DELETE FROM users WHERE id = $1", [id]);
+  },
+};