Merge pull request #2092 from vitorpamplona/claude/add-hashtag-limit-filter-N8sMZ

Add maximum hashtag limit security filter

commons/src/commonMain/kotlin/com/vitorpamplona/amethyst/commons/model/IAccount.kt

@@ -59,6 +59,7 @@ data class LiveHiddenUsers(
     val hiddenUsers: Set<String> = emptySet(),
     val spammers: Set<String> = emptySet(),
     val hiddenWords: Set<String> = emptySet(),
+    val maxHashtagLimit: Int = 5,
 ) {
     fun isUserHidden(userHex: String) = hiddenUsers.contains(userHex) || spammers.contains(userHex)
 }