When no videos are found, add a hint to start a search/download (#167)

tubearchivist/home/templates/home/channel_id.html

@@ -133,6 +133,7 @@
             {% endfor %}
         {% else %}
             <h2>No videos found...</h2>
+            <p>Try going to the <a href="{% url 'downloads' %}">downloads page</a> to start the scan and download tasks.</p>
         {% endif %}
     </div>
 </div>

tubearchivist/home/templates/home/home.html

@@ -73,6 +73,7 @@
             {% endfor %}
         {% else %}
             <h2>No videos found...</h2>
+            <p>If you've already added a channel or playlist, try going to the <a href="{% url 'downloads' %}">downloads page</a> to start the scan and download tasks.</p>
         {% endif %}
     </div>
 </div>

tubearchivist/home/templates/home/playlist_id.html

@@ -114,6 +114,7 @@
             {% endfor %}
         {% else %}
             <h2>No videos found...</h2>
+            <p>Try going to the <a href="{% url 'downloads' %}">downloads page</a> to start the scan and download tasks.</p>
         {% endif %}
     </div>
 </div>