This commit introduces localized error messages for Google Play billing issues and refactors the error handling in `UpgradeRepoGplay`.
- `BillingException` and `BillingResultException` now implement `HasLocalizedError` to provide user-friendly error messages.
- New string translations for billing error labels and descriptions have been added for various languages.
- `UpgradeRepoGplay` now includes an `error` field in its `Info` state to propagate billing errors.
- The `upgradeInfo` flow in `UpgradeRepoGplay` has been updated with a `retryWhen` operator to handle errors more gracefully. If an error occurs but the pro state was recent, it emits a grace period state. Otherwise, it emits the error.
- `OverviewFragmentVM` now observes `upgradeState` and posts any non-pro errors to `errorEvents` for display.
This commit introduces new translations and updates existing ones for the CAPod application in Filipino (fil), Albanian (sq-rAL), Sardinian (sc-rIT), and Urdu (ur-rIN).
Specifically, it:
- Adds comprehensive translations for various UI elements, settings, permissions, and status messages in Albanian (`app/src/main/res/values-sq-rAL/strings.xml` and `app-common/src/main/res/values-sq-rAL/strings.xml`).
- Adds translations for Google Play related strings in Sardinian (`app/src/gplay/res/values-sc-rIT/strings.xml`).
- Adds translations for FOSS-specific upgrade options in Sardinian (`app/src/foss/res/values-sc-rIT/strings.xml`).
- Adds comprehensive translations for various UI elements, settings, permissions, and status messages in Sardinian (`app/src/main/res/values-sc-rIT/strings.xml`).
- Updates and expands translations in Filipino (`app-common/src/main/res/values-fil/strings.xml`), including terms for app names, general UI elements, permissions, device states, and settings.
- Adds comprehensive translations for various UI elements, settings, permissions, and status messages in Urdu (`app-common/src/main/res/values-ur-rIN/strings.xml`).