Migrate to Svelte 5

[Michael-Obele]

Description:

This issue proposes migrating the Svelte MiniApps project to Svelte 5. The upgrade will bring significant performance improvements, new features, and compatibility with the latest web standards.

Acceptance Criteria:

• All mini-apps and core components are successfully migrated to Svelte 5.
• Any breaking changes introduced by the Svelte 5 upgrade are addressed.
• Unit and integration tests pass after the migration.
• The project's build process is updated to support Svelte 5.

Benefits:

• Improved performance and efficiency of mini-apps.
• Access to new features and capabilities offered by Svelte 5.
• Enhanced compatibility with modern web technologies.

By migrating to Svelte 5, we can ensure that the Svelte MiniApps project remains up-to-date and provides the best possible user experience.