Fix HTML entity decoding in SimpMusic lyrics provider

Decode HTML entities (e.g., ' to ') in lyrics returned from SimpMusic API.
This fixes the issue where apostrophes and other special characters were displayed
as entity references like She's instead of She's.

Author: chila254

simpmusic/build.gradle.kts

@@ -27,6 +27,7 @@ dependencies {
     implementation(libs.ktor.client.okhttp)
     implementation(libs.ktor.client.content.negotiation)
     implementation(libs.ktor.serialization.json)
+    implementation(libs.jsoup)
 
     coreLibraryDesugaring(libs.desugaring)
 }

simpmusic/src/main/kotlin/com/auramusic/simpmusic/SimpMusicLyrics.kt

@@ -14,8 +14,13 @@ import io.ktor.http.HttpHeaders
 import io.ktor.http.HttpStatusCode
 import io.ktor.serialization.kotlinx.json.json
 import kotlinx.serialization.json.Json
+import org.jsoup.Jsoup
 import kotlin.math.abs
 
+private fun decodeHtmlEntities(text: String?): String {
+    return Jsoup.parse(text ?: "").text()
+}
+
 object SimpMusicLyrics {
     private const val BASE_URL = "https://api-lyrics.simpmusic.org/v1/"
 
@@ -100,7 +105,7 @@ object SimpMusicLyrics {
             ?: bestMatch?.plainLyrics?.takeIf { it.isNotBlank() }
             ?: throw IllegalStateException("Lyrics unavailable")
 
-        lyrics
+        decodeHtmlEntities(lyrics)
     }
 
     suspend fun getAllLyrics(
@@ -126,15 +131,15 @@ object SimpMusicLyrics {
                 // Prioritize richSyncLyrics for word-by-word sync
                 if (track.richSyncLyrics != null && track.richSyncLyrics.isNotBlank() && durationMatch) {
                     count++
-                    callback(track.richSyncLyrics)
+                    callback(decodeHtmlEntities(track.richSyncLyrics))
                 } else if (track.syncedLyrics != null && track.syncedLyrics.isNotBlank() && durationMatch) {
                     count++
-                    callback(track.syncedLyrics)
+                    callback(decodeHtmlEntities(track.syncedLyrics))
                 }
                 if (track.plainLyrics != null && track.plainLyrics.isNotBlank() && durationMatch && plain == 0) {
                     count++
                     plain++
-                    callback(track.plainLyrics)
+                    callback(decodeHtmlEntities(track.plainLyrics))
                 }
             }
         }