Add: Releases and images cache retention options

src/main/kotlin/com/machiav3lli/fdroid/content/Preferences.kt

@@ -24,6 +24,9 @@ object Preferences {
     private val keys = sequenceOf(
         Key.Language,
         Key.AutoSync,
+        Key.AutoSyncInterval,
+        Key.ReleasesCacheRetention,
+        Key.ImagesCacheRetention,
         Key.InstallAfterSync,
         Key.IncompatibleVersions,
         Key.ShowScreenshots,
@@ -138,6 +141,11 @@ object Preferences {
             "auto_sync",
             Value.EnumerationValue(Preferences.AutoSync.Wifi)
         )
+
+        object ReleasesCacheRetention : Key<Int>("releases_cache_retention", Value.IntValue(1))
+
+        object ImagesCacheRetention : Key<Int>("images_cache_retention", Value.IntValue(14))
+
         object AutoSyncInterval : Key<Int>("auto_sync_interval", Value.IntValue(60))
 
         object InstallAfterSync :

src/main/kotlin/com/machiav3lli/fdroid/ui/fragments/PrefsUpdatesFragment.kt

@@ -29,6 +29,16 @@ class PrefsUpdatesFragment : PrefsNavFragmentX() {
                     Preferences.AutoSync.Always -> getString(R.string.always)
                 }
             }
+            addEditInt(
+                Preferences.Key.ImagesCacheRetention,
+                getString(R.string.images_cache_retention),
+                1..365
+            )
+            addEditInt(
+                Preferences.Key.ReleasesCacheRetention,
+                getString(R.string.releases_cache_retention),
+                0..365
+            )
             addEditInt(
                 Preferences.Key.AutoSyncInterval,
                 getString(R.string.auto_sync_interval),

src/main/res/values/strings.xml

@@ -210,4 +210,6 @@
     <string name="dynamic">System dynamic</string>
     <string name="auto_sync_interval">Auto-sync interval (in minutes)</string>
     <string name="favorite_applications">Favorites</string>
+    <string name="images_cache_retention">Images cache retention</string>
+    <string name="releases_cache_retention">Downloaded APK cache retention</string>
 </resources>