feat: bootstrap backend API, schema and forgejo task issues

backend/src/db/connection.js

@@ -0,0 +1,15 @@
+import mysql from 'mysql2/promise';
+import dotenv from 'dotenv';
+
+dotenv.config();
+
+export const pool = mysql.createPool({
+  host: process.env.DB_HOST,
+  port: Number(process.env.DB_PORT || 3306),
+  user: process.env.DB_USER,
+  password: process.env.DB_PASSWORD,
+  database: process.env.DB_NAME,
+  waitForConnections: true,
+  connectionLimit: 10,
+  queueLimit: 0
+});

backend/src/db/init.js

@@ -0,0 +1,29 @@
+import fs from 'fs/promises';
+import path from 'path';
+import { fileURLToPath } from 'url';
+import { pool } from './connection.js';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+const run = async () => {
+  const schemaPath = path.resolve(__dirname, '../../sql/schema.sql');
+  const sql = await fs.readFile(schemaPath, 'utf8');
+  const statements = sql
+    .split(';')
+    .map((s) => s.trim())
+    .filter(Boolean);
+
+  for (const statement of statements) {
+    await pool.query(statement);
+  }
+
+  console.log(`Applied ${statements.length} SQL statements.`);
+  await pool.end();
+};
+
+run().catch(async (err) => {
+  console.error('Database init failed:', err.message);
+  await pool.end();
+  process.exit(1);
+});

backend/src/db/seed.js

@@ -0,0 +1,20 @@
+import bcrypt from 'bcryptjs';
+import { pool } from './connection.js';
+
+const run = async () => {
+  const hash = await bcrypt.hash('changeme123', 12);
+  await pool.query(
+    `INSERT INTO users (email, password_hash, display_name) VALUES (?, ?, ?)
+     ON DUPLICATE KEY UPDATE display_name = VALUES(display_name)`,
+    ['demo@helpyourneighbour.ch', hash, 'Demo User']
+  );
+
+  console.log('Seed complete.');
+  await pool.end();
+};
+
+run().catch(async (err) => {
+  console.error('Seed failed:', err.message);
+  await pool.end();
+  process.exit(1);
+});