Update Calibre Web to v0.6.19 (#206)

Co-authored-by: Steven Briscoe <me@stevenbriscoe.com>

calibre-web/docker-compose.yml

@@ -6,7 +6,7 @@ services:
       APP_PORT: $APP_CALIBRE_WEB_PORT
 
   calibre-web:
-    image: linuxserver/calibre-web:0.6.18@sha256:f0e848b8c5a28c40eab4b5db88e02a78f8835fff6066b57921b57b2653fb7514
+    image: linuxserver/calibre-web:0.6.19@sha256:898987a2276b7f175f9ae787ef2b7f3f91103a3e621dffe7b67b3a9feae1b922
     container_name: calibre-web
     stop_grace_period: 1m
     environment:

calibre-web/umbrel-app.yml

@@ -2,7 +2,7 @@ manifestVersion: 1
 id: calibre-web
 category: Files
 name: Calibre Web
-version: "0.6.18"
+version: "0.6.19"
 tagline: A clean web app for your eBooks
 description: >-
   Calibre-web is a web app providing a clean interface for browsing, reading and downloading eBooks using an existing Calibre database.
@@ -31,5 +31,28 @@ path: ""
 defaultUsername: "admin"
 defaultPassword: "admin123"
 torOnly: false
+releaseNotes: >-
+  New features:
+
+  - Cover images are cached when using gdrive storage and local storage
+  
+  - Kobo sync now uses calibre-web generated thumbnails as cover pictures
+  
+  - Pagination button disapear in standard theme once infinite scroll is triggered
+  
+  - And more. Full details can be found here: https://github.com/janeczku/calibre-web/releases/tag/0.6.19
+
+
+  Bug fixes:
+
+  - Read status checkbox works again for custom columns
+  
+  - Character '\u200d' is removed from end of email address and no longer causes an error on send emails
+  
+  - Gevent log output is redirected to log file and no longer stops Calibre-web on Windows
+  
+  - custom column of type "Text, but with a fixed set of permitted values" with default color no longer leads to error 500
+  
+  - And more. Full details can be found in the changelog.
 submitter: Xosten
-submission: https://github.com/getumbrel/umbrel-apps/pull/74
+submission: https://github.com/getumbrel/umbrel-apps/pull/74