Updated SQL File to remove dummy data.

add_task.php

@@ -0,0 +1,18 @@
+<?php
+require 'db.php';
+
+$data = json_decode(file_get_contents('php://input'), true);
+$name = trim($data['name'] ?? '');
+$project_id = intval($data['project_id'] ?? 0);
+
+if ($name === '' || $project_id <= 0) {
+    http_response_code(400);
+    echo json_encode(['error' => 'Invalid input']);
+    exit;
+}
+
+$stmt = $pdo->prepare("INSERT INTO tasks (project_id, name) VALUES (?, ?)");
+$stmt->execute([$project_id, $name]);
+
+echo json_encode(['success' => true, 'id' => $pdo->lastInsertId()]);
+?>