fix 404 page typo

sites/+components/footer.php

@@ -15,12 +15,12 @@
 			title="Go back to the main page of sessioncommunities.online"
 		>Main page</a
 		><a
-			href="/groups/regional"
+			href="/groups/regional/"
 			class="footer__nav-target"
 			title="See our list of world-wide Session Communities"
 		>Regional Communities</a
 		><a
-			href="/groups/tech"
+			href="/groups/tech/"
 			class="footer__nav-target"
 			title="See our list of technology-focused Session Communities"
 		>Tech Communities</a

sites/+templates/index.php

@@ -66,7 +66,7 @@
 						<span>
 							(Viewing <?=count($rooms)?>;
 							<a
-								href="/groups/all"
+								href="/groups/all/"
 								title="Full list of Communities"
 							>full list</a>.)
 						</span>

sites/error/404/index.php

@@ -9,6 +9,7 @@
 
 		<title>404 Not Found — sessioncommunities.online</title>
 		<meta name="description" content="404 — Not Found page for SessionCommunities.online">
+		<meta name="robots" content="noindex">
 		<meta property="og:title" content="Privacy — sessioncommunities.online">
 		<meta property="og:description" content="Read our transparent account of what data sessioncommunities.online collects when you browse the site.">
 		<meta property="og:type" content="article">
@@ -22,7 +23,7 @@
 		<h2>Oops! Broken link!</h2>
 
 		<p>
-			The Session Community are trying to view
+			The Session Community you are trying to view
 			is not located at this URL.
 		</p>
 

sites/support/+index.head.php

@@ -1,6 +1,5 @@
 <meta name="description" content="<?php
-?>Support sessioncommunities.online development with donations if you have disposable income. <?php
-?>Or give us a shout out! <?php
+?>Support sessioncommunities.online development with donations, or just give us a shout-out! <?php
 ?>We develop sessioncommunities.online to support the privacy mission.">
 <meta property="og:title" content="Support us — sessioncommunities.online">
 <meta property="og:description" content="<?php

sites/support/index.php

@@ -86,12 +86,14 @@
 				<h3>Monero</h3>
 				<img
 					src="/assets/qr-codes/monero.png"
+					alt="QR code of Monero donation address"
 				>
 			</div>
 			<div class="qr-code">
 				<h3>Bitcoin</h3>
 				<img
 					src="/assets/qr-codes/bitcoin.png"
+					alt="QR code of Bitcoin donation address"
 				>
 			</div>
 		</div>