Display runtime for each episode

Closes #804

src/app/providers/tmdb.py

@@ -549,6 +549,7 @@ def process_episodes(season_metadata, episodes_in_db):
                 "title": episode["name"],
                 "overview": episode["overview"],
                 "history": tracked_episodes.get(episode_number, []),
+                "runtime": episode["runtime"],
             },
         )
     return episodes_metadata

src/app/templatetags/app_tags.py

@@ -9,6 +9,7 @@ from unidecode import unidecode
 
 from app import media_type_config
 from app.models import MediaTypes, Sources, Status
+from app.providers.tmdb import get_readable_duration
 
 register = template.Library()
 
@@ -434,3 +435,7 @@ def get_pagination_range(current_page, total_pages, window):
         result.append(total_pages)
 
     return result
+
+@register.filter
+def readable_duration(value):
+    return get_readable_duration(value)

src/templates/app/media_details.html

@@ -669,7 +669,7 @@
                       <div>
                         <h2 class="text-xl font-semibold mb-1 line-clamp-1">{{ episode.title }}</h2>
                         <p class="text-sm text-gray-400">
-                          Episode {{ episode.episode_number }} • {{ episode.air_date|default_if_none:"Unknown air date" }}
+                          Episode {{ episode.episode_number }} • {{ episode.air_date|default_if_none:"Unknown air date" }}{% if episode.runtime %} • {{ episode.runtime|readable_duration }}{% endif %}
                         </p>
                       </div>
                       <div class="flex space-x-2">