Add sponsoring badge to the templates, improve licence badge

README.md

@@ -2,7 +2,7 @@
 [![][badge-image-size]][url-docker]
 [![][badge-pulls]][url-docker]
 [![][badge-release]][url-sources]
-![][badge-license]
+[![][badge-license]][url-sources]
 [![][badge-sponsoring]][url-sponsoring]
 
 [url-pipelines]: https://gitlab.com/flwgns-docker/seafile-client/-/pipelines

documentations/parts/badges.md.j2

@@ -2,14 +2,17 @@
 [![][badge-image-size]][url-docker]
 [![][badge-pulls]][url-docker]
 [![][badge-release]][url-sources]
-![][badge-license]
+[![][badge-license]][url-sources]
+[![][badge-sponsoring]][url-sponsoring]
 
 [url-pipelines]: https://gitlab.com/flwgns-docker/seafile-client/-/pipelines
 [url-docker]: https://hub.docker.com/r/flowgunso/seafile-client
 [url-sources]: https://gitlab.com/flwgns-docker/seafile-client/
+[url-sponsoring]: https://liberapay.com/docker-seafile-client/donate
 
 [badge-pipeline]: https://img.shields.io/gitlab/pipeline-status/flwgns-docker%2Fseafile-client
 [badge-image-size]: https://img.shields.io/docker/image-size/flowgunso/seafile-client/latest?logo=docker&label=Image%20size&color=%230778b8
 [badge-pulls]: https://img.shields.io/docker/pulls/flowgunso/seafile-client?logo=docker&label=Pulls&color=%230778b8
 [badge-license]: https://img.shields.io/gitlab/license/11322291?label=License&color=fca326
-[badge-release]: https://img.shields.io/gitlab/v/release/11322291?logo=gitlab&label=Source%20code&color=fca326
+[badge-release]: https://img.shields.io/gitlab/v/release/11322291?logo=gitlab&label=Source%20code&color=fca326
+[badge-sponsoring]: https://img.shields.io/liberapay/receives/docker-seafile-client.svg?logo=liberapay