feat(notifications): optional alert when any session completes (#1401)

Co-authored-by: M57 <41645758+Hy4ri@users.noreply.github.com>

app/src/test/java/com/m57/hermescontrol/ui/settings/SettingsViewModelTest.kt

@@ -93,6 +93,8 @@ class SettingsViewModelTest {
         every { AuthManager.isTokensPerSecondEnabled() } returns true
         every { AuthManager.isModelProviderShown() } returns false
         every { AuthManager.isKeepConnectedInBackground() } returns false
+        every { AuthManager.isNotifySessionCompletions() } returns false
+        every { AuthManager.setNotifySessionCompletions(any()) } returns Unit
         every { AuthManager.getConnectionProfiles() } returns emptyList()
         every { AuthManager.getSelectedProfileId() } answers { storedSelectedProfileId }
         every { AuthManager.baseUrl() } returns "http://127.0.0.1:9119/"