Add spam review functionality to contact form and update translations

- Introduced a new spamReview property in the Form interface to handle manual review requests for messages flagged as spam.
- Updated the Form component to display a spam warning and a manual review form with dynamic labels and placeholders based on translations.
- Enhanced the Tailwind CSS styles for responsive subtitles across various components.
- Added corresponding translations for the spam review feature in English, Dutch, German, and French, ensuring consistency and clarity in messaging.
- Updated various components to integrate the new spamReview functionality, improving user experience and interaction.

src/components/ui/Form.astro

@@ -2,7 +2,7 @@
 import type { Form as Props } from '~/types';
 import Button from '~/components/ui/Button.astro';
 
-const { inputs, textarea, disclaimer, button = 'Contact us', description = '' } = Astro.props;
+const { inputs, textarea, disclaimer, button = 'Contact us', description = '', spamReview } = Astro.props;
 ---
 
 <style>
@@ -15,14 +15,7 @@ const { inputs, textarea, disclaimer, button = 'Contact us', description = '' }
   }
 </style>
 
-<form
-  id="contact-form"
-  name="contact"
-  method="POST"
-  action="/api/contact"
-  class="needs-validation"
-  novalidate
->
+<form id="contact-form" name="contact" method="POST" action="/api/contact" class="needs-validation" novalidate>
   <!-- Form status messages -->
   <div id="form-success" class="hidden mb-6 p-4 bg-green-100 border border-green-200 text-green-700 rounded-lg">
     Your message has been sent successfully. We will get back to you soon!
@@ -132,23 +125,51 @@ const { inputs, textarea, disclaimer, button = 'Contact us', description = '' }
 </form>
 
 <!-- Manual Review UI -->
-<div id="spam-warning" style="display:none;" class="max-w-xl mx-auto rounded-lg backdrop-blur-sm bg-white/15 dark:bg-slate-900 border border-gray-200 dark:border-gray-700 shadow-md p-4 sm:p-6 lg:p-8 w-full mb-6">
+<div
+  id="spam-warning"
+  style="display:none;"
+  class="max-w-xl mx-auto rounded-lg backdrop-blur-sm bg-white/15 dark:bg-slate-900 border border-gray-200 dark:border-gray-700 shadow-md p-4 sm:p-6 lg:p-8 w-full mb-6"
+>
   <p class="mb-4 text-lg font-medium text-gray-800 dark:text-gray-100">
-    Your message was detected as spam and was not sent.<br>
-    <span class="text-base font-normal text-gray-600 dark:text-gray-300">If you believe this is a mistake, you can request a manual review.</span>
+    {spamReview?.title}<br />
+    <span class="text-base font-normal text-gray-600 dark:text-gray-300">{spamReview?.description}</span>
   </p>
   <form id="manual-review-form" class="space-y-4">
-    <label class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1" for="manual-email">Please re-enter your email address for confirmation</label>
-    <input type="email" id="manual-email" required placeholder="Enter your email address again" class="py-3 px-4 block w-full text-md rounded-lg border border-gray-200 dark:border-gray-700 bg-white dark:bg-slate-900" />
-    <label class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1" for="manual-justification">Why is this not spam? <span class="text-gray-400">(optional)</span></label>
-    <textarea id="manual-justification" placeholder="Explain why your message is legitimate..." class="py-3 px-4 block w-full text-md rounded-lg border border-gray-200 dark:border-gray-700 bg-white dark:bg-slate-900"></textarea>
+    <label class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1" for="manual-email"
+      >{spamReview?.emailLabel}</label
+    >
+    <input
+      type="email"
+      id="manual-email"
+      required
+      placeholder={spamReview?.emailPlaceholder}
+      class="py-3 px-4 block w-full text-md rounded-lg border border-gray-200 dark:border-gray-700 bg-white dark:bg-slate-900"
+    />
+    <label class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1" for="manual-justification"
+      >{spamReview?.justificationLabel} <span class="text-gray-400">{spamReview?.justificationOptional}</span></label
+    >
+    <textarea
+      id="manual-justification"
+      placeholder={spamReview?.justificationPlaceholder}
+      class="py-3 px-4 block w-full text-md rounded-lg border border-gray-200 dark:border-gray-700 bg-white dark:bg-slate-900"
+    ></textarea>
     <input type="hidden" id="manual-token" />
-    <button type="submit" class="mt-2 w-full py-3 px-4 rounded-lg bg-blue-600 hover:bg-blue-700 text-white font-semibold transition-colors">Request Manual Review</button>
+    <button
+      type="submit"
+      class="mt-2 w-full py-3 px-4 rounded-lg bg-blue-600 hover:bg-blue-700 text-white font-semibold transition-colors"
+      >{spamReview?.button}</button
+    >
   </form>
   <div id="manual-review-result" class="mt-4 text-center text-green-700 dark:text-green-400 font-medium"></div>
 </div>
 
 <script>
+  // TypeScript: declare the property on window
+  declare global {
+    interface Window {
+      __originalEmail?: string;
+    }
+  }
   async function setCsrfToken() {
     try {
       const res = await fetch('/api/contact?csrf=true');
@@ -156,7 +177,7 @@ const { inputs, textarea, disclaimer, button = 'Contact us', description = '' }
         const data = await res.json();
         const csrfInput = document.getElementById('csrf_token');
         if (csrfInput && data.csrfToken) {
-          csrfInput.value = data.csrfToken;
+          (csrfInput as HTMLInputElement).value = data.csrfToken;
         }
       }
     } catch (e) {
@@ -195,9 +216,11 @@ const { inputs, textarea, disclaimer, button = 'Contact us', description = '' }
         const spamWarning = document.getElementById('spam-warning');
         const manualEmail = document.getElementById('manual-email') as HTMLInputElement | null;
         const manualToken = document.getElementById('manual-token') as HTMLInputElement | null;
+        // Store the original email in a variable (not in the input)
+        window.__originalEmail = String(formData.get('email'));
         if (spamWarning && manualEmail && manualToken) {
           spamWarning.style.display = 'block';
-          manualEmail.value = String(formData.get('email'));
+          manualEmail.value = '';
           manualToken.value = result.token;
         }
         return;
@@ -236,7 +259,11 @@ const { inputs, textarea, disclaimer, button = 'Contact us', description = '' }
       const email = manualEmail.value;
       const justification = manualJustification.value;
       const token = manualToken.value;
-
+      // Check if the entered email matches the original
+      if (typeof window.__originalEmail !== 'undefined' && email !== window.__originalEmail) {
+        resultDiv.textContent = 'Email addresses do not match.';
+        return;
+      }
       const res = await fetch('/api/contact/manual-review', {
         method: 'POST',
         headers: { 'Content-Type': 'application/json' },
@@ -244,7 +271,8 @@ const { inputs, textarea, disclaimer, button = 'Contact us', description = '' }
       });
       const data = await res.json();
       if (data.success) {
-        resultDiv.textContent = 'Your request for manual review has been submitted. Thank you!';
+        resultDiv.textContent =
+          spamReview?.resultSuccess || 'Your request for manual review has been submitted. Thank you!';
         // Hide spam-warning and show the normal form again after a short delay
         setTimeout(() => {
           if (spamWarning) spamWarning.style.display = 'none';
@@ -255,7 +283,8 @@ const { inputs, textarea, disclaimer, button = 'Contact us', description = '' }
           resultDiv.textContent = '';
         }, 2000);
       } else {
-        resultDiv.textContent = data.error || 'There was an error submitting your manual review request.';
+        resultDiv.textContent =
+          data.error || spamReview?.resultError || 'There was an error submitting your manual review request.';
       }
     };
   }