Fix periodic summary image type and default URL

- Use 'photo' type (not 'IMAGE') to match service format
- Update default to immich-logo-inline-light.png

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Common/Immich Album Watcher/blueprint.yaml

@@ -553,7 +553,7 @@ blueprint:
           description: >
             Optional image URL to include with the periodic summary notification.
             Leave empty to send text-only notification.
-          default: "https://raw.githubusercontent.com/immich-app/immich/main/design/immich-logo.png"
+          default: "https://raw.githubusercontent.com/immich-app/immich/main/design/immich-logo-inline-light.png"
           selector:
             text:
 
@@ -1468,7 +1468,7 @@ action:
                           data:
                             chat_id: "{{ repeat.item }}"
                             caption: "{{ periodic_summary_formatted }}"
-                            urls: "{{ [{'url': periodic_summary_image_url, 'type': 'IMAGE'}] if periodic_summary_image_url | length > 0 else [] }}"
+                            urls: "{{ [{'url': periodic_summary_image_url, 'type': 'photo'}] if periodic_summary_image_url | length > 0 else [] }}"
                             disable_web_page_preview: "{{ telegram_disable_url_preview }}"
                             chat_action: "{{ telegram_chat_action }}"