Quite some work done here.

templates/tech/registration/confirmation_email.html.twig

@@ -0,0 +1,11 @@
+<h1>Hi! Please confirm your email!</h1>
+
+<p>
+    Please confirm your email address by clicking the following link: <br><br>
+    <a href="{{ signedUrl }}">Confirm my Email</a>.
+    This link will expire in {{ expiresAtMessageKey|trans(expiresAtMessageData, 'VerifyEmailBundle') }}.
+</p>
+
+<p>
+    Cheers!
+</p>

templates/tech/registration/register.html.twig

@@ -0,0 +1,16 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Register{% endblock %}
+
+{% block body %}
+    <h1>Register</h1>
+
+    {{ form_errors(registrationForm) }}
+
+    {{ form_start(registrationForm) }}
+        {{ form_row(registrationForm.email) }}
+        {{ form_row(registrationForm.plainPassword) }}
+
+        <button type="submit" class="btn">Register</button>
+    {{ form_end(registrationForm) }}
+{% endblock %}