drop redundant gamerule check and add back kqueue support

Author: Lulu13022002

paper-server/patches/sources/net/minecraft/server/dedicated/Settings.java.patch

@@ -92,12 +92,10 @@
      }
 
      protected <V> @Nullable V getLegacy(String key, Function<String, V> serializer) {
-@@ -106,7 +_,16 @@
-         }
+@@ -107,6 +_,15 @@
      }
 
--    protected <V> V get(String key, Function<String, @Nullable V> serializer, Function<V, String> deserializer, V defaultValue) {
-+    protected <V> V get(String key, Function<String, V> serializer, Function<V, String> deserializer, V defaultValue) {
+     protected <V> V get(String key, Function<String, @Nullable V> serializer, Function<V, String> deserializer, V defaultValue) {
 +        // CraftBukkit start
 +        try {
 +            return this.get0(key, serializer, deserializer, defaultValue);

paper-server/patches/sources/net/minecraft/server/network/EventLoopGroupHolder.java.patch

@@ -21,18 +21,24 @@
      public static EventLoopGroupHolder remote(boolean tryNativeTransport) {
          if (tryNativeTransport) {
              if (KQueue.isAvailable()) {
-@@ -66,6 +_,19 @@
+@@ -66,6 +_,25 @@
 
          return NIO;
      }
 +
 +    // Paper start - Unix domain socket support
 +    public static EventLoopGroupHolder remote(java.net.SocketAddress address, boolean tryNativeTransport) {
-+        if (tryNativeTransport && Epoll.isAvailable()) {
-+            if (address instanceof io.netty.channel.unix.DomainSocketAddress) {
-+                return EPOLL_UNIX_DOMAIN;
-+            } else {
-+                return EPOLL;
++        if (tryNativeTransport) {
++            if (KQueue.isAvailable()) {
++                return KQUEUE;
++            }
++
++            if (Epoll.isAvailable()) {
++                if (address instanceof io.netty.channel.unix.DomainSocketAddress) {
++                    return EPOLL_UNIX_DOMAIN;
++                } else {
++                    return EPOLL;
++                }
 +            }
 +        }
 +        return NIO;

paper-server/patches/sources/net/minecraft/world/entity/LightningBolt.java.patch

@@ -53,7 +53,7 @@
 
      private void spawnFire(int extraIgnitions) {
 -        if (!this.visualOnly && this.level() instanceof ServerLevel serverLevel) {
-+        if (!this.visualOnly && !this.isEffect && this.level() instanceof ServerLevel serverLevel && serverLevel.getGameRules().get(net.minecraft.world.level.gamerules.GameRules.FIRE_DAMAGE)) { // Paper - prevent any fire if only effect
++        if (!this.visualOnly && !this.isEffect && this.level() instanceof ServerLevel serverLevel) { // Paper - Properly handle lightning effects api
              BlockPos var7 = this.blockPosition();
              if (serverLevel.canSpreadFireAround(var7)) {
                  BlockState state = BaseFireBlock.getState(serverLevel, var7);