Misc minor bugfixes

core/src/mindustry/ai/Pathfinder.java

@@ -12,7 +12,6 @@ import mindustry.game.EventType.*;
 import mindustry.game.*;
 import mindustry.gen.*;
 import mindustry.world.*;
-import mindustry.world.blocks.*;
 import mindustry.world.blocks.environment.*;
 import mindustry.world.blocks.storage.*;
 import mindustry.world.meta.*;
@@ -153,7 +152,7 @@ public class Pathfinder implements Runnable{
 
     /** Packs a tile into its internal representation. */
     public int packTile(Tile tile){
-        boolean nearLiquid = false, nearSolid = false, nearGround = false, solid = tile.solid() || tile.block() instanceof ConstructBlock, allDeep = tile.floor().isDeep();
+        boolean nearLiquid = false, nearSolid = false, nearGround = false, solid = tile.solid(), allDeep = tile.floor().isDeep();
 
         for(int i = 0; i < 4; i++){
             Tile other = tile.nearby(i);

core/src/mindustry/ai/WaveSpawner.java

@@ -200,7 +200,12 @@ public class WaveSpawner{
 
     /** Applies the standard wave spawn effects to a unit - invincibility, unmoving. */
     public void spawnEffect(Unit unit){
-        unit.rotation = unit.angleTo(world.width()/2f * tilesize, world.height()/2f * tilesize);
+        spawnEffect(unit, unit.angleTo(world.width()/2f * tilesize, world.height()/2f * tilesize));
+    }
+
+    /** Applies the standard wave spawn effects to a unit - invincibility, unmoving. */
+    public void spawnEffect(Unit unit, float rotation){
+        unit.rotation = rotation;
         unit.apply(StatusEffects.unmoving, 30f);
         unit.apply(StatusEffects.invincible, 60f);
         unit.add();
@@ -216,6 +221,7 @@ public class WaveSpawner{
 
     @Remote(called = Loc.server, unreliable = true)
     public static void spawnEffect(float x, float y, float rotation, UnitType u){
+
         Fx.unitSpawn.at(x, y, rotation, u);
 
         Time.run(30f, () -> Fx.spawn.at(x, y));