Release v2.4.0

Summary of changes

• Duplicated error messages are now only displayed once
• Migrated the HTTP engine from Retrofit to Ktor - should introduce no user-observable changes

This project will eventually be migrated to Kotlin Multiplatform. We are doing it step by step.

What's Changed

• (#187) chatgpt unit test function names review by @ryanw-mobile in #188
• (#175) UI journey tests by @ryanw-mobile in #189
• update UI test and screenshot by @ryanw-mobile in #191
• SettingsScreen: Apply rounded corner clipping by @ryanw-mobile in #193
• [chore] App: Create FUNDING.yml by @ryanw-mobile in #194
• (#196) Rename mapper functions by @ryanw-mobile in #197
• Move mapper to repository by @ryanw-mobile in #201
• (#190) show snackbar when downloading gif by @ryanw-mobile in #202
• README.md: rearrange sections by @ryanw-mobile in #203
• (#205) filter duplicated snackbar messages by @ryanw-mobile in #207
• (#204) Use Results.fold to simply result handling by @ryanw-mobile in #208
• [chore] Renovate: Update kotlin by @renovate in #198
• [fix] Gradle: downgrade Lifecycle from 2.8.0 to 2.7.0 by @ryanw-mobile in #210
• [chore] Renovate: Update lifecycle 2.7.0 to v2.8.0 by @renovate in #212
• Revert "[chore] Renovate: Update lifecycle 2.7.0 to v2.8.0" by @ryanw-mobile in #213
• [chore] Renovate: Update kotlin (major) by @renovate in #215
• [style] Renovate: fix json format by @ryanw-mobile in #218
• [chore] Renovate: Update dependency com.google.devtools.ksp 2.0.0-1.0.21 to v2.0.0-1.0.22 by @renovate in #211
• (#219) migrate retrofit to ktor by @ryanw-mobile in #222
• (#220) Migrate to Kotlinx datetime by @ryanw-mobile in #223

Full Changelog: release/v2.3.1...release/v2.4.0