Added ABS and Stirling-PDF

config.yml

@@ -83,6 +83,12 @@ services:
         url: 'https://sheetmusic.schmökerei.de'
         target: '_blank'
 
+      - name: 'Audiobookshelf'
+        logo: 'assets/tools/audiobookshelf.png'
+        subtitle: 'Audiobooks.'
+        url: 'https://audio.schmökerei.de'
+        target: '_blank'
+
   - name: 'Tools'
     icon: 'fas fa-tools'
     items:
@@ -98,6 +104,13 @@ services:
         url: 'https://cloud.schmökerei.de'
         target: '_blank'
 
+      - name: 'Stirling-PDF'
+        logo: 'assets/tools/stirling.png'
+        subtitle: 'PDF Toolbox.'
+        url: 'https://pdf.schmökerei.de'
+        target: '_blank'
+
+
   - name: 'Meta'
     icon: 'fas fa-cog'
     items: