add script to fix bad tiles

scripts/fix_tiles.js

@@ -0,0 +1,27 @@
+import fs from 'fs'
+import GameCommon from '../common/GameCommon.js'
+import Game from '../server/Game.js'
+
+function fix_tiles(gameId) {
+  Game.loadAllGames()
+  let changed = false
+  const tiles = GameCommon.getTilesSortedByZIndex(gameId)
+  for (let tile of tiles) {
+    if (tile.owner === -1) {
+      const p = GameCommon.getFinalTilePos(gameId, tile.idx)
+      if (p.x === tile.pos.x && p.y === tile.pos.y) {
+        console.log('all good', tile.pos)
+      } else {
+        console.log('bad tile pos', tile.pos, 'should be: ', p)
+        tile.pos = p
+        GameCommon.setTile(gameId, tile.idx, tile)
+        changed = true
+      }
+    }
+  }
+  if (changed) {
+    Game.persistGame(gameId)
+  }
+}
+
+fix_tiles(process.argv[2])