Handles decode errors as missing cache

Updates error handling to treat decode failures as missing cache
instead of logging or propagating errors. This ensures robustness
when decoding cached data and prevents unintended application
breakdowns due to invalid cache contents.

Author: oscarlund121

src/features/projects/domain/ProjectRepository.ts

@@ -24,7 +24,7 @@ export default class ProjectRepository implements IProjectRepository {
     }
     try {
       return ZodJSONCoder.decode(ProjectSchema.array(), string)
-    } catch (err) {
+    } catch (_err) { // swallow decode errors and treat as missing cache
       return undefined
     }
   }