feat: User management, SMTP email activation and password resets

backend/mail.js

@@ -40,7 +40,35 @@ const sendMail = async (to, subject, text, html = '') => {
   }
 };
 
+const sendActivationEmail = async (email, token, baseUrl) => {
+  const activationLink = `${baseUrl}/activate?token=${token}`;
+  const subject = "Activate your Titan 3D Account";
+  const html = `
+    <h2>Welcome to Titan 3D!</h2>
+    <p>Please click the link below to activate your account:</p>
+    <a href="${activationLink}">${activationLink}</a>
+    <p>If you did not request this, please ignore this email.</p>
+  `;
+  const text = `Welcome to Titan 3D! Please navigate to the following link to activate your account: ${activationLink}`;
+  return sendMail(email, subject, text, html);
+};
+
+const sendPasswordResetEmail = async (email, token, baseUrl) => {
+  const resetLink = `${baseUrl}/reset-password?token=${token}`;
+  const subject = "Reset your Titan 3D Password";
+  const html = `
+    <h2>Password Reset Request</h2>
+    <p>Please click the link below to securely reset your password:</p>
+    <a href="${resetLink}">${resetLink}</a>
+    <p>If you did not request this, please ignore this email.</p>
+  `;
+  const text = `Please navigate to the following link to reset your password: ${resetLink}`;
+  return sendMail(email, subject, text, html);
+};
+
 module.exports = {
   sendMail,
+  sendActivationEmail,
+  sendPasswordResetEmail,
   transporter
 };