feat(contact-form): add consent checkbox for data processing agreement

README.md

@@ -83,7 +83,7 @@ Access the admin interface at `http://127.0.0.1:5002/auth/login` using the confi
 
 ## Embeddable Forms
 
-The application provides embeddable contact and newsletter subscription forms that can be integrated into other websites via iframe.
+The application provides embeddable contact and newsletter subscription forms that can be integrated into other websites via iframe. CORS (Cross-Origin Resource Sharing) headers are automatically added to API endpoints to allow forms embedded on external sites to submit data successfully.
 
 - `GET /embed/contact`: serves an HTML page with a contact form that can be embedded in an iframe on external sites.
 - `GET /embed/newsletter`: serves an HTML page with a newsletter subscription form that can be embedded in an iframe on external sites.

templates/embed_contact.html

@@ -22,6 +22,12 @@
           <label for="message">Message:</label>
           <textarea id="message" name="message" required></textarea>
         </div>
+        <div class="form-group">
+          <label for="consent"
+            >I agree to the processing of my submitted data.</label
+          >
+          <input type="checkbox" id="consent" name="consent" required />
+        </div>
         <button type="submit">Send Message</button>
       </form>
       <div id="responseMessage"></div>