Move the original PHP site into legacy/

The PHP sources, templates and old jQuery-based scripts move unchanged into
legacy/ for reference. Shared assets (media/, images/, favicon.ico, the
default avatar) stay at the repository root.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

legacy/templates/login.tpl.php

@@ -0,0 +1,46 @@
+<?php include( $templates.'header.tpl.php' ); ?>
+<div align="center">
+<form action="<?php echo Config::$absolutePath; ?>login" method="post">
+	<fieldset>
+		<legend>Login</legend>
+		
+		<?php if( isset($messages['wrongLogin']) ) { ?>
+			<div class="warn">
+				Wrong user or password!
+			</div>
+		<?php } ?>
+        <?php if( isset($messages['bannedLogin']) ) { ?>
+			<div class="warn">
+				Account banned!<br /> <?php if(strlen($messages['bannedLogin']) >2){ echo "Grund: ".$messages['bannedLogin'];} ?>
+			</div>
+		<?php } ?>
+       
+		
+		<dl class="form">
+			<dt>Name:</dt>
+			<dd>
+				<input type="text" name="name" value="<?php echo htmlspecialchars($_POST['name']); ?>"/>
+			</dd>
+			
+			<dt>Passwort:</dt>
+			<dd>
+				<input type="password" name="pass" />
+			</dd>
+			
+			<dt>&nbsp;</dt>
+			<dd>
+				<input class="check" type="checkbox" name="remember" id="inputRemember" value="1"/>
+					<label for="inputRemember">Remember me!</label>
+			</dd>
+
+			<dt>&nbsp;</dt>
+			<dd>
+				<input type="submit" class="button login" name="login" value="Login" />
+			</dd>
+		</dl>
+		
+		Don't have an account yet? <a href="<?php echo Config::$absolutePath; ?>register">Register!</a>
+	</fieldset>
+</form>
+</div>
+<?php include( $templates.'footer.tpl.php' ); ?>