feat: append volume to series name

closes #343, closes #132

komga/src/main/kotlin/org/gotson/komga/infrastructure/metadata/comicinfo/ComicInfoProvider.kt

@@ -76,10 +76,13 @@ class ComicInfoProvider(
       }
 
       val genres = comicInfo.genre?.split(',')?.mapNotNull { it.trim().ifBlank { null } }
+      val series = comicInfo.series?.ifBlank { null }?.let { series ->
+        series + (comicInfo.volume?.let { " ($it)" } ?: "")
+      }
 
       return SeriesMetadataPatch(
-        title = comicInfo.series?.ifBlank { null },
+        title = series,
-        titleSort = comicInfo.series?.ifBlank { null },
+        titleSort = series,
         status = null,
         summary = null,
         readingDirection = readingDirection,

komga/src/test/kotlin/org/gotson/komga/infrastructure/metadata/comicinfo/ComicInfoProviderTest.kt

@@ -213,6 +213,22 @@ class ComicInfoProviderTest {
       }
     }
 
+    @Test
+    fun `given comicInfo with volume when getting series metadata then metadata patch is valid`() {
+      val comicInfo = ComicInfo().apply {
+        series = "series"
+        volume = 2020
+      }
+
+      every { mockMapper.readValue(any<ByteArray>(), ComicInfo::class.java) } returns comicInfo
+
+      val patch = comicInfoProvider.getSeriesMetadataFromBook(book, media)!!
+
+      with(patch) {
+        assertThat(title).isEqualTo("series (2020)")
+      }
+    }
+
     @Test
     fun `given comicInfo with incorrect values when getting series metadata then metadata patch is valid`() {
       val comicInfo = ComicInfo().apply {