added language support for german

src/templates/archive.html

@@ -2,7 +2,7 @@
 {% block content %}
 <div class="container">
     <div class="blogarchive">
-	<h1>Archive</h1><br>
+	<h1>{% if language=="de-de" %}Archiv{% else %}Archive{% endif %}</h1><br>
         {% autoescape off %}
         {{ content_string }}
         {% endautoescape %}

src/templates/error.html

@@ -2,7 +2,7 @@
 {% block content %}
 <div class="container">
     <div class="important">
-        Error<br>
+        {% if language=="de-de" %}Fehler{% else %}Error{% endif %}<br>
 	<span>{{ errorcode }}</span>
     </div>
 </div>

src/templates/index.html

@@ -2,7 +2,7 @@
 {% block content %}
 <div class="container">
     <div class="blog">
-        <h1>Index</h1><br>
+        <h1>Feed</h1><br>
         {% autoescape off %}
         {{ content_string }}
         {% endautoescape %}

src/templates/rss.xml

@@ -4,7 +4,7 @@
 <channel>
     <title>{{ title }}</title>
     <description>{{ description }}</description>
-<language>en-us</language>
+    <language>{{ language }}</language>
 <link>{{ website }}/feed.xml</link>
 <atom:link href="/feed.xml" rel="self" type="application/rss+xml" />
 

src/templates/template.html

@@ -14,7 +14,7 @@
         <label for="main-menu-check" class="show-menu">&#9776;</label>
         <div class="main-menu">
             <a href="{{ url_for('index') }}">Blog</a>
-            <a href="{{ url_for('archive') }}">Archive</a>
+            <a href="{{ url_for('archive') }}">{% if language=="de-de" %}Archiv{% else %}Archive{% endif %}</a>
             <label for="main-menu-check" class="hide-menu">X</label>
         </div>
     </div>