Add "leon" app

metadata/com.svenjacobs.app.leon.yml

@@ -0,0 +1,29 @@
+Categories:
+  - System
+License: GPL-3.0-or-later
+AuthorName: Sven Jacobs
+AuthorEmail: leon-app@svenjacobs.com
+AuthorWebSite: https://svenjacobs.com
+SourceCode: https://github.com/svenjacobs/leon
+IssueTracker: https://github.com/svenjacobs/leon/issues
+Changelog: https://github.com/svenjacobs/leon/blob/main/CHANGELOG.md
+
+RepoType: git
+Repo: https://github.com/svenjacobs/leon
+
+Builds:
+  - versionName: 0.3.0
+    versionCode: 223
+    commit: 0.3.0
+    subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
+    gradle:
+      - yes
+
+AutoUpdateMode: Version %v
+UpdateCheckMode: Tags
+CurrentVersion: 0.3.0
+CurrentVersionCode: 223