feat: cache AMSAT status while app is foreground

core/domain/src/main/java/com/rtbishop/look4sat/core/domain/repository/IAmSatRepository.kt

@@ -6,8 +6,14 @@ import com.rtbishop.look4sat.core.domain.model.SatStatusPage
 
 /** AMSAT satellite status data source */
 interface IAmSatRepository {
-    /** Fetch and parse the AMSAT status page; null on failure */
-    suspend fun fetchStatus(): SatStatusPage?
+    /** Cached AMSAT status page for the current foreground session, if any. */
+    fun getCachedStatus(): SatStatusPage?
+
+    /** Fetch and parse the AMSAT status page; null on failure. */
+    suspend fun fetchStatus(forceRefresh: Boolean = false): SatStatusPage?
+
+    /** Clear the foreground-session status cache. */
+    fun clearStatusCache()
 
     /** Submit a public AMSAT satellite status report. */
     suspend fun submitReport(submission: AmSatReportSubmission): AmSatReportSubmitResult