fix: Crashes cause by Bangumi invalid status

app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/BangumiApi.kt

@@ -146,7 +146,7 @@ class BangumiApi(private val client: OkHttpClient, interceptor: BangumiIntercept
                 null
             } else {
                 json.decodeFromString<Collection>(responseBody).let {
-                    track.status = it.status?.id!!
+                    track.status = it.status?.id ?: Bangumi.DEFAULT_STATUS
                     track.last_chapter_read = it.ep_status!!.toFloat()
                     track.score = it.rating!!
                     track

app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/BangumiModels.kt

@@ -8,6 +8,9 @@ fun Track.toBangumiStatus() = when (status) {
     Bangumi.ON_HOLD -> "on_hold"
     Bangumi.DROPPED -> "dropped"
     Bangumi.PLAN_TO_READ -> "wish"
+    // Caused by status being null somehow when a manga is being tracked for
+    // the first time.
+    0 -> "do"
     else -> throw NotImplementedError("Unknown status: $status")
 }
 

app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/Status.kt

@@ -4,7 +4,7 @@ import kotlinx.serialization.Serializable
 
 @Serializable
 data class Status(
-    val id: Int? = 0,
+    val id: Int? = null,
     val name: String? = "",
     val type: String? = "",
 )