dev-api: add developer portal, OpenAPI spec, and Flatenbadet case study

- New /developers/ page with API docs, SDKs, pricing, use cases
- OpenAPI 3.0 spec for Orders, Missions, Photos, Analytics
- Case study: Glasskiosken i Flatenbadet — complete ROI analysis
- Updated /order/ with recurring missions and frequency dropdown

services/frilans-payout/db.mjs

@@ -0,0 +1,126 @@
+/**
+ * quiXzoom Frilans Payout — Database Layer
+ * Raw SQL via pg (no ORM per REXO standards)
+ */
+
+import pg from 'pg';
+const { Pool } = pg;
+
+const pool = new Pool({
+  connectionString: process.env.DATABASE_URL || 'postgresql://wavult_admin:EgoVVPQuVSioCiMgJWmMoVvnjgiJPaD6hPR8xkZo@wavult-identity-core.cvi0qcksmsfj.eu-north-1.rds.amazonaws.com:5432/wavult_identity',
+  ssl: { rejectUnauthorized: false },
+});
+
+// ── Frilans Accounts ────────────────────────────────────────────────────────
+
+export async function createAccount(data) {
+  const { userId, country, currency, taxHandling, personalNumber, payoutMethod } = data;
+  
+  const result = await pool.query(`
+    INSERT INTO frilans_accounts (user_id, country, currency, tax_handling, personal_number, payout_method)
+    VALUES ($1, $2, $3, $4, $5, $6)
+    RETURNING *
+  `, [userId, country, currency, taxHandling, personalNumber, payoutMethod]);
+  
+  return result.rows[0];
+}
+
+export async function getAccountByUserId(userId) {
+  const result = await pool.query(
+    'SELECT * FROM frilans_accounts WHERE user_id = $1 AND status = $2',
+    [userId, 'active']
+  );
+  return result.rows[0] || null;
+}
+
+export async function updateAccount(accountId, updates) {
+  const fields = Object.keys(updates);
+  const values = Object.values(updates);
+  const setClause = fields.map((f, i) => `${f} = $${i + 2}`).join(', ');
+  
+  const result = await pool.query(`
+    UPDATE frilans_accounts 
+    SET ${setClause}, updated_at = NOW()
+    WHERE id = $1
+    RETURNING *
+  `, [accountId, ...values]);
+  
+  return result.rows[0];
+}
+
+// ── Payouts ─────────────────────────────────────────────────────────────────
+
+export async function createPayout(data) {
+  const { accountId, amount, netAmount, currency, platformFee, processingFee, taxAmount, method, scheduledDate } = data;
+  
+  const result = await pool.query(`
+    INSERT INTO frilans_payouts (account_id, amount, net_amount, currency, platform_fee, processing_fee, tax_amount, method, scheduled_date)
+    VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9)
+    RETURNING *
+  `, [accountId, amount, netAmount, currency, platformFee, processingFee, taxAmount, method, scheduledDate]);
+  
+  return result.rows[0];
+}
+
+export async function listPayouts(accountId) {
+  const result = await pool.query(
+    'SELECT * FROM frilans_payouts WHERE account_id = $1 ORDER BY created_at DESC',
+    [accountId]
+  );
+  return result.rows;
+}
+
+export async function getPayoutById(payoutId) {
+  const result = await pool.query(
+    'SELECT * FROM frilans_payouts WHERE id = $1',
+    [payoutId]
+  );
+  return result.rows[0] || null;
+}
+
+// ── Documents ───────────────────────────────────────────────────────────────
+
+export async function createDocument(data) {
+  const { accountId, type, s3Url } = data;
+  
+  const result = await pool.query(`
+    INSERT INTO frilans_documents (account_id, type, s3_url, status)
+    VALUES ($1, $2, $3, $4)
+    RETURNING *
+  `, [accountId, type, s3Url, 'verified']);
+  
+  return result.rows[0];
+}
+
+export async function listDocuments(accountId) {
+  const result = await pool.query(
+    'SELECT * FROM frilans_documents WHERE account_id = $1 ORDER BY uploaded_at DESC',
+    [accountId]
+  );
+  return result.rows;
+}
+
+// ── Tax Summary ─────────────────────────────────────────────────────────────
+
+export async function getTaxSummary(accountId, year) {
+  const result = await pool.query(`
+    SELECT 
+      COALESCE(SUM(amount), 0) as total_earnings,
+      COALESCE(SUM(tax_amount), 0) as total_tax_paid,
+      COALESCE(SUM(platform_fee + processing_fee), 0) as total_fees_paid,
+      COALESCE(SUM(net_amount), 0) as net_earnings
+    FROM frilans_payouts 
+    WHERE account_id = $1 
+      AND EXTRACT(YEAR FROM created_at) = $2
+      AND status = 'completed'
+  `, [accountId, year]);
+  
+  return result.rows[0];
+}
+
+// ── Health Check ────────────────────────────────────────────────────────────
+
+export async function healthCheck() {
+  const result = await pool.query('SELECT NOW()');
+  return result.rows[0];
+}